Its leek season, which is a unique and delicious cool weather cooking ingredient. Leeks have a flavor similar to onions, but sweeter, and are a great add in to many dishes. They can be eaten cooked or raw; just toss the root and most of the green tops (or save for your homemade stock) and eat the center white and light-green section.

Recipes: 

Classic Leak and Potato Soup

Chickpea Pancakes with Leeks, Squash, and Yogurt

Stir-Fried Leeks with Oyster Sauce