You’re about to meatball-ifiy beef stroganoff. (Yes, we just invented that verb.) Why? Because what’s better than turning a favorite (normally labor-intensive) dinner into a quick, simple, and delicious weeknight masterpiece? Ultra-savory meatballs are smothered in a rich mushroom gravy alongside a heap of mashed potatoes. We think it’s safe to say this ballin’ dish is a total slam dunk.