A more bittersweet green that comes in a classic green and in a rainbow assortment of colors. It contains vitamins A, K, and C, as well as at least 12 different antioxidants. Both greens and stems are edible.
A very popular green that can even be purple. It is slightly bitter raw but sweetens with bruising and cooking. Kale offers vitamins A, B6, C, and K and minerals like manganese and potassium. Both greens and stems are edible.
Collards require cooking to break down some of the toughness of the leaves, but they’re also amazing for rolling up your favorite sandwich ingredients when you’re going easy on the bread. Collard greens are full of calcium, vitamin A, vitamin K, and folate plus phytonutrients lutein and zeaxanthin.
For all of these hearty, thick greens you should rinse them under cold water, dry, and either use right away or store in a vented plastic bar or container with a barely damp paper towel to keep them crisp and fresh.