They can be eaten raw: in salads, sandwiches
Can add to an omelet or scramble
Wash leaves well and dry. Cut off stems. Tear or cut into 1 inch pieces. Sauté onion and garlic in 1 tbsp olive oil. Add greens and sauté 5 to 10 minutes. Overcooking may cause bitterness (they are best in cooler temp like Nov to Feb). add seasonings, pinch of brown sugar, or tiny bit of red pepper flakes. Can drizzle with balsamic or favorite vinegar. Different recipes online.