Everydayhealth.com provides this fail proof recipe:

Pick a base —such as spinach, lettuce, cabbage

Add extra greenery —like cucumbers, sprouts, broccoli or avocados

Add pops of color — choose a variety such as carrots, peppers, onions, tomatoes

Give it crunch — with nuts or seeds

Mix in healthy extras — like herbs, fruit, cheese

Power up the protein — such as beans, fish, chicken or beef

Dress it up - with a do-it-yourself dressing using ingredients like olive oil and flavored vinegars