How Long Is Leftover Spaghetti Meat Sauce Good For. To further extend the shelf life of cooked meat sauce, freeze it; When you’re done with the main meal, but you still plan to eat your pasta dish in the next two to three hours, you can keep your pasta and the.

How long can you keep leftover spaghetti with meat sauce? To maximize the shelf life of cooked meat sauce for safety and quality, refrigerate the meat sauce promptly in covered airtight containers. How long can cooked spaghetti be left at room temperature?