turbot broccolini cauliflower

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Historically, the Brassica family, whose members are collectively known as cabbages, has seen its ups and downs. At its high point in ancient times, cabbage was prized by the Greeks and Chinese. It hit its low point in the Middle Ages, when medieval superstition suspected leafy greens of causing disease and it was deemed too coarse for the delicate European aristocracy. For centuries following, cabbage and its ilk were regarded as food fit only for peasants and livestock.

Today, the genus Brassica has the distinction of containing more important agricultural and horticultural crops than any other genus. The Brassicaceae family is remarkable in that all parts of their species have been developed for use as food:

    seed- mustard and canola/rape 
    flowers cauliflower and broccoli 
    leaves cabbage, kale, collards, brussels sprouts, mizuna, bok choy,
                arugula, and watercress     
    stem- kohlrabi  
    roots- turnips, rutabagas, radish, horseradish, wasabi, and daikon 
 
All of these plants are united and identified by their four-petaled flowers that form the shape of a cross (hence, the old classification of Cruciferae) and by their pungent flavor attributed to glucosinolates.

Glucosinoltes are a type of organic compound that contain both sulfur and nitrogen. Plants use this compound as a powerful defense system. Nutritionally, glucosinates are dichotomic— on the one hand, they can be toxic to humans and animals when consumed in massive doses, but in subtoxic quantities they become beneficial and are even known to produce anti-cancer enzymes. Glucosinolates are directly responsible for the strong, bitter flavor of Brassica that we either love or hate. I have to side with the Greeks on this one.

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Brassicas, in one form or another, are always present in my vegetable bin. I'm a fan because they lend themselves to many different preparations. I love them all.

There is something fundamentally satisfying about the snappy texture of barely-cooked broccoli and cauliflower that appeals to the grazer in me. When I want something heartier, I slowly braise them in stock until they practically melt. Braising works well with leaves, stems, flowers, and roots, though vivid colors turn murky when cooked this way. Alternately, I toss the blanched, fleshier Brassicas in olive oil, spread them out on sheet pans and roast them in a hot oven. Their frizzled, dark edges are irresistible. 

Brassicas contain varying levels of glucosinolate depending on their species, with brussels sprouts leading the pack and cauliflower trailing at the end. Cooking methods directly affect the levels of pungency. A quick plunge in boiling water leaves the flavor molecules intact, while a long, slow braise leaches the molecules into the liquid, and gradually transforms them to a mellower, but funkier goodness. The dry heat of roasting intensifies flavor and adds a layer of complexity from the caramelized sugars.

Last spring, I tried the deep fried brussels sprouts at Momofuku. The outer leaves were blistered and singed, nearly black with char; their cores soft and pungent. It was a level of flavor— intensely bitter-sweet and nutty— that once experienced, you are changed forever.

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turbot with a blanket of braised green cauliflower, white beans, preserved buddha's hand citron, 
 and black truffle
blanched broccolini stems, deep fried flowers

 
 

Indian Summer :: the earth :: burdock sunchoke onion

Before primitive man began cultivating his food, he relied on foraging in the wild.
In the warm months, there were plenty of fresh fruits, berries, shoots and greens for Woodland Indians to eat, but these would be gone with the first hard frost. To get through the cold months, he relied on nuts, tubers, and roots that could be gathered in autumn and stored in pits. In the Northeast, storage pits were essentially large holes dug out of the earth that were lined and covered with bark.

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Unfortunately for the North American Indians, the earth's offerings of tubers were slim in comparison to their contemporaries in the more temperate southern hemisphere. South America boasts the richest natural diversity of edible tuberous species— the most important being potatoes (Solanum tuberosum), sweet potatoes (Ipomoea batatas), and cassava (Manihot esculenta).

To the east, Eurasia, which includes the Mediterranean Basin and Pacific Islands, also possesses a large diversity of indigenous tuberous plants and some of the first brought into cultivation. Among these are taro (Colocasia sp.), yams (Dioscorea sp.), and the proliferate kudzu (Pueraria lobata).

In North America, the introduction of the potato and sweet potato appropriated the domestication of our own native tubers. The two most prized by Woodland Indians— groundnut (Apios americana) and arrowhead (Sagittaria latifolia)— have never been widely cultivated. Today, there is only one tuber indigenous to the United States that holds a place in the world's common stock of vegetables: the Jerusalem artichoke, or sunchoke.

The sunchoke (Helianthus tuberosis) is the tuber of a species of sunflower that can grow up to ten feet in height. The French explorers were so smitten by the flavor of the cooked tubers that they sent specimens back to France, where it began to be cultivated. The Italians, who thought that it tasted like artichokes, labeled it girasol articiocco (sunflower artichoke) and planted it in the famous Farnese gardens. The English, who were also cultivating the tuber, mispronounced the Italian label, calling it Jerusalem artichoke and the name stuck. It's interesting that a plant that was introduced to the Europeans by the Native Americans was enjoyed abroad for over three hundred years, and until recently has been largely ignored, or used for cattle feed, in it's native country.

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 Onions are thought to have originated in central Asia, though it's likely that many countries had their own wild species that became domesticated simultaneously. In North America, we have Allium canadense (pictured above) and ramps, or wild leeks (Allium tricoccum). These were foraged by Native Americans and used to enhance the flavor of vegetables and meat.

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Common burdock (Arctium minus) is the taproot of a biennial thistle. Native to Eurasia, it was introduced to North America by the early European settlers and quickly adopted by the Native Americans as food and medicine. Because it contains many phytochemicals, it was used for a wide range of ailments from rheumatism to skin acne. Today, it is being studied for its anti-cancer properties.

Burdock was an important winter food for Native Americans, who dug up the the roots in the fall and dried them for winter use. Fresh roots have a sweet, nutty flavor, punctuated by a deep earthiness that is off-putting to some. The skin looks thick and tough, but is actually quite thin. The flesh is milky white, but quickly oxidizes and must be immediately submerged in cold water to prevent it from turning brown. Older roots are fibrous and must be cooked; the young roots are tender and crisp when raw, but should be thinly shredded and soaked in several changes of salted water to extract some of the pungent earthiness.

In autumn, the seed heads (above, left) are covered with fine spurs that easily attach themselves to clothing. In the 1940's, this characteristic captured the attention of George de Mistral, who went on to use it as a prototype for a hook-and-loop fastening tape that he invented. We know it as velcro.

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Goldenrod (Solidago) is a native wildflower belonging to the plant family Asterceae. Other edible members of this family include:  sunchoke, burdock, artichoke, chicory, and lettuce. Although it is sometimes regarded as evasive because of its ability to adapt and dominate, it is also widely cultivated for its profuse yellow blooms. In the wild parts of my yard, the goldenrod grows alongside the burdock and make amiable companions in the landscape as well as the palate.

Native Americans dried goldenrod leaves to flavor teas and broth. They also cooked the leaves and ate them as greens. Goldenrod produces pollen that is collected by bees to make a strongly-flavored honey. I find the flowers and pollen tastes like carrots and parsley, with a hint of mint.

An interesting characteristic of goldenrod is its natural rubber content. Thomas Edison experimented with this property and produced a rubber that is resilient and long lasting, but was preempted by synthetic rubber. The tires of his Model T (given to him by his friend Henry Ford) were made of rubber from his experiments.

One of the most daunting aspects of cooking "native" is the lack of dairy. Before the introduction and domestication of cattle, there was no widespread use of animal milk, therefore no cream, butter, or cheese to enrichen foods and carry flavors. For this, the Native Americans relied on nuts. 

Nuts and seeds were an important staple in the Indian diet and their gathering was part of an annual cycle of activities. Nutmeats were laboriously pounded in stone mortars; the resulting pastes were used like butter in cooking and baking, or dried and used as flour. Nut oils were extracted by mixing water with the paste and skimming the separated oil that rose to the surface. The remaining paste was further diluted and used as milk.

Another food missing from the native diet is vinegar. Aside from fermented corn mash
that was introduced to southwestern tribes (via central and south american influence), fermentation of plant liquids was not widely practiced by North American Indians. This seems incongruous with the ancient history of fermented beverages by the rest of the world, but explains why today's Native American population has a high percentage of alcohol intolerance. Similarly, the void of dairy products also accounts for lactose intolerance among 95% of the same population. 

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Earth Salad

burdock, sunchoke, wild onion, hazelnut, goldenrod

I've dressed this salad with nut butter to show the versatility of the native staple. I chose hazelnuts because of their affinity to the artichoke— a relative of the burdock, sunchoke, and goldenrod. To my modern sensibility, it proved to be one-dimensional in taste and lacking the counterpoint of acidity. Although I'm striving for authenticity of ingredients, I did not hesitate to add cider vinegar in the interest of flavor balance. Nor do I apologize for using my high-speed blender. After all, I live in the New World where the convenience of electricity and technology makes cooking more efficient, and, by contrast, makes this exercise all the more poignant.

 
 
 

milkweed

Milkweed

Common milkweed (Asclepias syriaca) is often viewed as a weed because of its tenacious and invasive tendencies. Others categorize it as a beneficial wildflower as it is an important source of nectar for bees, moths, and hummingbirds and it is the only plant that hosts the entire life cycle of the monarch butterfly.
Milkweed gets its name from the sticky white sap that it excretes. The sap is composed of latex, alkaloids, and cardiac glycoside which is toxic to livestock, but is used by the monarch butterfly as a clever defense system.
Despite the potentially harmful sap, milkweed is well documented as an edible wild food. Foragers regard the young spring shoots as a delicacy. The leaves, flowers, and young pods are all edible and abundant. The sap can be drawn out by blanching in boiling water. 
Although I haven't tried the leaves, I can attest that the young pods (harvested at 1-2" long) are quite delicious. When blanched, they have a nice crunch and mild green apple-meets-cucumber flavor. The flowers have a pleasant sweet taste and were once used by indigenous people to make a type of sugar.

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green beans fried shallots

Greenbeans

Emerite beans
fried shallot cheese
potato broth
fried shallot emulsion
pickled shallot
marjoram blossoms
Green beans are one of the most satisfying plants to grow. They're not fussy about soil, sun, or location and they only require regular picking so that they can continue to do what they do best– produce.
For many years I've exclusively grown a french filet bean variety called "Emerite", a pole bean that must be grown vertically with support. This is a trait that I prefer over bush beans because they are easier to harvest (no stooping), they stay clean and don't rot from contact with wet soil (a big concern this year), they produce continuously until frost (bush beans have a short, concentrated harvest), and they require less real estate (a 10" wide x 10' long row produces an ample supply of beans for my family of four).
One of the advantages of growing green beans (or any plant) is access to their various stages of growth. When Emerite is in full production, I pick handfuls of the immature pods when they are only 1 to 2 inches long and briefly saute them in butter and a sprinkle of sea salt. These are a rare treat, resembling a mound of green angulas. Late in the season, I let the beans mature and dry on the vine. Within the shriveled, papery pods lies next years crop.
Mostly, I harvest Emerites when they are 4 to 6 inches long, At this stage, they are still slim, straight and tender, their delicate flavor fully developed. One favorite preparation is to saute thinly sliced shallot rings in olive oil until browned and crisp, then toss blanched beans in with the shallots and flavored oil.
Grbean
Here, I've made fresh cheese infused with the flavor of fried shallots by heating a quart of milk to 135F and adding a half cup of well-drained and crumbled fried shallots, then covering and allowing the mixture to infuse for about 30 minutes. The shallots are then strained from the milk and the milk is reheated to 100F. A tablet of rennet is dissolved in a teaspoon of water and added to the milk. Once the rennet is added, it should be stirred in gently and briefly as any agitation at this point will disrupt coagulation. Cover the pan and allow to sit undisturbed for 30 minutes. Once the curds form, they are scooped into a ring mold lined with blanched Emerites, which act as a case for the cheese. As the curds compress and the whey drains away, the level of the cheese will sink and more curds can be added until they reach the desired level. The cheese will be firm enough to unmold and hold its shape after about 4 hours.  

honeysuckle

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This is my third attempt at writing this post.

In the first, I told you about my childhood friend's flower garden and how she introduced me to the concept of flowers-as-food when she showed me how to suck the honey out of honeysuckle.

In the second, I told you about my struggles to find flavor pairings that would do the honeysuckle justice, and how I found inspiration from a bottle of yuzu juice.

Then, I wondered if the backstory was necessary when all I really wanted to say is that these flavors made me happy. Very Very happy.

Third time's a charm.

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earl grey junket
yuzu curd
whipped honey
malted meringue
honeysuckle

daylily

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As with most dishes, It started as a concept…

The idea was to showcase a flower– not just as a taste/aroma, or as a representation– but to present the flower intact, in full bloom, even as it grows on the stem. 

Then, I thought, wouldn't it be better if there were two flowers on that stem that could be presented in different preparations: one hot, one cold; one cooked, one raw? Sure it would.

And– what if there were buds that could be…oh, say, pickled…to serve as a counterpoint to the other preparations? Awesome right? 

The problem was finding the right flower. No matter how lovely, would anyone want to approach a rose with a knife and fork? 

It was a tall order and I all but gave up on the concept because, frankly, I wasn't sure that such a flower existed. But Nature knew that it did…and set the day lilies a-bloomin".

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king crab/creme fraiche/preserved lemon/tarragon
king crab tempura
pickled lily buds
mango/yellow bell pepper
cantaloupe
tomato
fava/orange mint
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A single daylily stem can produce up to 50 blossoms, each one programmed to last only a day. They have a tender, lettuce-like texture and mildly sweet vegetal flavor, reminiscent of melon or squash. Do not mistake toxic lilies (Lilium) for daylilies (Hemerocallis). While the flowers are easily confused, the plants are distinct– daylily leaves are long blades that grow directly from the base of the plant, while Lilium species have short leaves that grow along the length of the stem.
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Day lily2

crispy asparagus

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If food is a form of art [and by definition, I believe it is]— it's an exceptional one. Food has the distinction of engaging ALL of the senses. In food there is beauty, taste, aroma, texture, and sound. 

The most beautiful sound that food makes is 'crispy'. Crispy and crunchy are often used interchangeably, but there is a difference. Crispy is when a dry food meets the teeth, it offers little resistance and shatters into a brittle cadenza, while crunchy implies a thicker, denser product with a deeper resonance. 

Crispy is a lilting violin; crunchy is a rotund cello. 
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crispy asparagus   rose yogurt
I've been chasing the elusive crispy, trying to coax it from vegetables. Oh, I know there are ways…
The makers of snack foods know its addictive powers. They have the technical and practical knowledge to achieve it, but their processes and equipment are not available to the average cook.
Of course, there is always deep frying, which is 'dry boiling' in fat at an accelerated temperature that dehydrates, browns, and ultimately crisps. While I love the texture, flavor, and aromas that hot fat lends to food, it wasn't what I was after.
I was chasing the type of crispy that comes from lyophilization, or freeze drying, a process that draws moisture from materials by converting the water in its cells to a solid frozen state, bypassing the liquid phase, to produce a product that is visibly unaltered and intact. Without access to this sexy beast of technology, I had to achieve the fragile crispness with only the tools available in my kitchen.
I knew the key was dehydration. In its pursuit, I moved thin shavings of asparagus from the low temperatures of a dehydrator to the higher temperatures of an oven, to no avail. In both cases, the drawing of moisture collapsed and compacted the cells, resulting in a product that I can only obliquely refer to as crisp. They had the right 'snap', but that was followed by an unpleasant papery chew.
Going back to square one, I restarted the process with shaved asparagus, but this time I attempted to soften the cell walls in heavily salted (1 1/2 Tblsps per quart) boiling water. Next, I spread them out on parchment and (oven) dehydrated at 150F for 30 minutes. Analyzing the shriveled, dry asparagus at this point, I wished for a fast, hot,and dry heat source to expand and puff the collapsed cells. A veil lifted, and 30 seconds later, the most underutilized and misunderstood appliance in my kitchen showed me some of its hidden potential.
Thank you microwave oven.  
Asparaguscrisps

p.s. Crispy asparagus taste suspiciously like pistachios.

p.p.s. Beware— they are just as addictive.