One case in point? McDonald's breakfast sausage patties, whose copycat version can be found in the Walmart frozen section. That would be the Great Value Fully Cooked Original Pork Sausage Patties ...

Frozen Italian Sausages ... including Italian sausage links, pork sausage, sausage patties, bratwurst, breakfast sausages, and more. Cooking times may vary slightly depending on the type.