This pasta dinner is a game changer: You use just enough liquid to cook the pasta–no colander needed. Recipe adapted from our sister publication Southern Living. Cost for 4: $8.43 Ingredients 1 tablespoon olive oil 1 cup chopped onion 6 garlic cloves, finely chopped 1 (14.5-ounce) can unsalted petite diced tomatoes, undrained 1 1/2 cups […]