Nuts & Seeds

Protein Content: Nuts, 3 to 7 g per 1/3-cup serving, depending on the type (peanuts and pine nuts have the most); Seeds, 2 to 5 g per 1/3-cup serving, depending on type

Why You Should Eat More: Almonds, walnuts, pecans, pistachios, cashews, and pine nuts are all good vegetarian protein sources. "Try a sprinkle of chopped nuts on everything from oatmeal to yogurt to salad, and nut-based dressings are healthy and delicious," says Blatner. On the seed side, Blatner recommends pumpkin, sesame, and sunflower. "I particularly like seed butter, such as sunflower seed butter, on toast with an apple for breakfast," she says.