Pantry Spaghetti alla Puttanesca: a deliciously easy-to prepare pasta dish with ingredients you can keep in your pantry at all times. Spaghetti is tossed with a simple pan sauce made with onions, garlic, diced tomatoes, and the brininess of capers and olives. If you're looking for an easy and last-minute vegetarian meal, this is it! Or, add some shrimp or chicken for some extra protein.