Discovered by conquistadors in South America, peanuts are a product of the New World. But that doesn't mean they grow on trees. Goobers, which are legumes, are raised underground and pack a hearty serving of protein.
Serving: 32 peanuts
Nutrition: 159 cal; 14g fat; 7g protein
Fresh idea: Toss into a stir-fry for extra crunch.