Green salsa (also known as "salsa verde") is available in most grocery stores either near Hispanic foods or stored with other bottled salsas. Queso fresco is a salty, crumbly Mexican cheese you'll find in most major supermarkets or at Latin markets.Shrimp is low in saturated fat and low in calories. Additionally, they are high in vitamin B12 and vitamin D, which is inadequate in most Americans' diets. Added to pizza, shrimp is a great way to increase nutrient intake to your favorite food. Pizza is also full of calcium, and tomato sauce is considered a serving of vegetables.