The "Clean 15" are the fruits and veggies, according to the new Environmental Working Group's 2011 Shopper's Guide, that when tested had the lowest amounts of pesticides and chemicals. Take a look at the list. Many of the Clean 15 are in-season right now.
1. Onions
2. Sweet Corn
3. Pineapples
4. Avocado
5. Asparagus
6. Sweet Peas
7. Mangoes
8. Eggplant
9. Cantaloupe (domestic)
10. Kiwi
11. Cabbage
12. Watermelon
13. Sweet Potatoes
14. Grapefruit
15. Mushrooms