What is Kale and Why It's Worth Learning to Cook
Kale is a leafy green vegetable that belongs to the cabbage family. Unlike head cabbage, kale grows as loose leaves on a thick central stem. The plant originated in the eastern Mediterranean region and has been cultivated for thousands of years. Today, kale is grown worldwide and has become increasingly popular in home kitchens over the past two decades.
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There are several varieties of kale commonly available in grocery stores and farmers markets. Curly kale has ruffled, frilly leaves and a slightly bitter taste. Lacinato kale, also called dinosaur kale, has darker, flatter leaves with a smoother texture and milder flavor. Red or purple kale looks similar to curly kale but has a deeper color and slightly sweeter taste. Tuscan kale refers to lacinato varieties sometimes sold under that regional name.
Kale contains nutrients including vitamin C, vitamin K, vitamin A, and manganese. One cup of raw chopped kale (about 67 grams) contains approximately 33 calories, 3 grams of protein, 7 grams of carbohydrates, and 1 gram of fat. The vegetable also provides fiber, which supports digestive health. These nutritional qualities make kale a vegetable many people choose to include in their regular diet.
Learning to prepare and cook kale opens up meal options for different preferences. Some people enjoy kale raw in salads, while others prefer it cooked in soups, sautéed as a side dish, or baked into chips. Understanding different preparation methods means you can adapt kale to recipes you already enjoy or experiment with new cooking techniques.
Practical Takeaway: Kale is a nutrient-rich leafy green available in multiple varieties. The cooking method you choose depends on your taste preference and what other dishes you're preparing.
Selecting, Storing, and Preparing Fresh Kale
When shopping for kale, look for bunches with firm, deeply colored leaves. The leaves should feel crisp when you touch them and should not have brown spots, wilting, or yellowing. Avoid bunches where the leaves feel slimy or appear damaged. Fresh kale should have an earthy smell but not a sulfurous or unpleasant odor. If possible, select kale that looks vibrant and substantial rather than thin or limp.
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Store kale in your refrigerator to keep it fresh longer. Place the unwashed bunch in a plastic bag or wrap it loosely in paper towels, then store it in the crisper drawer. Properly stored kale can last seven to ten days, though it is best used within the first few days. Some people wash kale before storing it, while others prefer to wash it just before use. Either method works, though unwashed kale may last slightly longer.
Before cooking, rinse kale thoroughly under cold running water. Gently rub the leaves between your fingers to remove dirt and any debris that may be caught in the ruffled texture. For curly varieties, pay extra attention to the crevices. After rinsing, pat the kale dry with clean paper towels or a kitchen cloth. Drying the leaves helps them cook more evenly and prevents excess water from diluting your dish.
To prepare kale for cooking, you need to remove the tough central stem. Hold the kale bunch at the base of the stem with one hand. With your other hand, grasp the leafy part and pull it away from the stem. This method removes most of the stem in one motion. You can also place the bunch flat on a cutting board and cut away the stem with a knife. After removing the stems, chop or tear the leaves into pieces appropriate for your recipe. For soups, smaller pieces work well. For sautéing, medium-sized pieces are typical. Salads may use larger, intact leaves or smaller torn pieces depending on preference.
Practical Takeaway: Select firm, colorful kale bunches, store them in your refrigerator in a plastic bag, rinse thoroughly before use, and remove the tough stems by pulling or cutting them away from the leaves.
Sautéing Kale as a Simple Side Dish
Sautéing is one of the most straightforward ways to cook kale and works well as a side dish for many meals. To sauté kale, you will need a large skillet or wide pan, a small amount of oil or butter, salt, and pepper. Optional additions include garlic, onions, red pepper flakes, or other seasonings you enjoy.
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Begin by heating your skillet over medium to medium-high heat. Add one to two tablespoons of olive oil or butter, depending on how much kale you are preparing. Allow the oil to heat for about one minute until it shimmers slightly. If you are using garlic, add minced garlic to the hot oil and cook for about 30 seconds until it becomes fragrant. Avoid burning the garlic, as this creates a bitter taste.
Add your prepared kale to the hot oil. The pan may look very full initially, as raw kale takes up considerable space. Stir the kale with a wooden spoon or silicone spatula, turning it so the oil coats the leaves. Continue stirring every 30 seconds or so. As the kale heats, it will begin to wilt and reduce in volume. This process typically takes three to five minutes. The kale is ready when the leaves turn a darker green and feel tender when you pinch them, but still have some firmness and do not fall apart.
Season the cooked kale with salt and pepper to your taste. If you added garlic, you may not need to add more seasonings, but taste and adjust as needed. Some people enjoy a squeeze of lemon juice or a splash of vinegar over sautéed kale, which adds brightness to the flavor. Serve the kale as a side dish alongside grains, proteins, or other vegetables.
Common mistakes when sautéing kale include cooking it too long, which makes it soft and can result in an overly bitter flavor, and not using enough heat, which causes the kale to steam rather than sauté. Medium to medium-high heat and active stirring produce the best results.
Practical Takeaway: Sauté chopped kale in oil over medium-high heat for three to five minutes, stirring frequently, until it turns dark green and tender. Season with salt, pepper, and optional garlic or lemon juice.
Making Kale Salads with Proper Technique
Kale can be used raw in salads, though it differs from more delicate lettuces. Raw kale leaves are tougher and have a more assertive flavor. Many people find that kale works better in salads when the leaves are treated with a technique called massaging, which softens the texture and makes the kale more palatable to eat raw.
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To make a kale salad, start by rinsing and drying your kale thoroughly. Remove the stems and tear or chop the leaves into bite-sized pieces, or leave smaller leaves whole. Place the kale in a large bowl. Drizzle a small amount of oil—typically olive oil or another neutral oil—over the kale. Using your clean hands, grab the kale and rub the leaves between your fingers for one to two minutes. The goal is to break down the leaf structure slightly so the kale softens and becomes less fibrous. You should see the leaves change color slightly as you massage them, becoming a darker green.
After massaging, you can add other salad components. Raw vegetables that pair well with kale include shredded carrots, sliced beets, diced tomatoes, cucumber, bell peppers, and radishes. Grains such as quinoa, farro, or brown rice add substance and nutrition to a kale salad. Proteins like chickpeas, beans, grilled chicken, or nuts provide additional satiety.
For dressing, kale salads work well with vinaigrettes, which have a bright acidity that complements the kale's flavor. A basic vinaigrette combines three parts oil with one part acid—such as vinegar or lemon juice—along with salt, pepper, and optional mustard or garlic. Creamy dressings like tahini-based or yogurt-based dressings also pair well with kale