Storage, Easy Cooking Wrap the greens in paper towels and place in plastic bags to maintain moisture. They will keep refrigerated for 2 to 3 days. Before cooking, rinse as many times as necessary to remove sand and dirt, and remove any thick, tough leaves. Tips for Success Use raw in salads when leaves are small and tender. What To Look For Pick the freshest greens with crisp leaves, free of brown spots on the leaves or stems.
Dark greens are a good source of vitamin A and vitamin C .
Storage, Easy Cooking To store, remove any browning leaves and take off rubber bands or metal ties. Unwashed and stored in the refrigerator, lettuces will keep for 3 to 4 days. Separate the leaves by hands and place in bowl with cold water. Swish leaves around and remove from water, leaving dirt in bowl behind. Repeat until the water is clear.