Marie Callender's Classic Spaghetti and Meatballs Bowl is a single serve frozen meal made with savory meatballs over spaghetti in a slow-simmered Italian-style tomato sauce. Each bowl contains 21 grams of protein, no artificial flavors, no artificial colors and no preservatives. These delicious microwavable meals are great for lunch, dinner or anytime you are craving made-from-scratch flavor.