how to prepare leafy greens
2. Cook the Greens. 1  Bring a small amount of lightly salted water to boiling in a Dutch oven. 2  Cover the pan and cook until tender. 3  Drain the greens well in a colander, pressing to remove excess liquid. 4  Toss with 1 tablespoon butter or olive oil, if desired, and season to taste with salt and pepper.