You won't need to roam the frozen food aisle or hit a fast-food drive-thru. The focus is on seasonal food that's made in simple, mouth-watering ways. Build a yummy salad from spinach, cucumbers, and tomatoes. Add classic Greek ingredients like black olives and feta cheese with a Quick Light Greek Salad recipe. You can also whip up a colorful, veggie-filled batch of Grilled Tomato Gazpacho.
Unsaturated fatty acids, whether monounsaturated or polyunsaturated, can lower your levels of "bad" cholesterol (which decreases your risk of heart disease) if you eat them instead of saturated fatty acids, Hughes says. Saturated fat -- found mostly in animal products and in palm and coconut oils -- is the main dietary cause of high blood cholesterol, according to the American Heart Association.