Greens are packed with nutrients and an important element of a Mediterranean Diet & Lifestyle. All over the Mediterranean you will find people picking wild edible greens. It is a ritual that goes back thousands of years. The greens are brought back home, washed, cooked and eaten right away. Eating at least 1 serving of greens per day is an important part of eating the Mediterranean Diet. How to cook swiss chard? It is super easy! Olive oil, herbs, garlic, salt and a splash of balsamic. This Sautéed Swiss Chard with Garlic recipe is a quick and tasty way to get your greens.