Kale greens are a nutritious and delicious vegetable that can be easily incorporated into your diet. To cook kale greens, start by washing the leaves and removing the tough stems. Sauté the leaves in a pan with some olive oil and garlic for 5-10 minutes until tender. How to cook kale greens? You can also bake the kale in the oven to make crispy kale chips, or add chopped kale to soups and stews. Season with salt, pepper, or other spices to taste. Kale greens are a versatile ingredient that can add flavor, texture, and nutritional value to your meals.