How To Cook Frozen Meatballs In Crockpot Without Sauce. Cooking frozen meatballs is easy, even if you don’t thaw them first. Place desired amount of frozen meatballs in baking dish.

And since most meatball recipes are made for sauces and soups, why not cook both at once. The answer to this question is yes. Arrange the meatballs in a single layer.