However, there is a local pierogi shop that is putting a new twist on this food, stuffing with them creative fillings or transforming into something brand new like a taco! The place is responsible for these fun creations is Pietrzyk Pierogi in Detroit. Pietrzyk Pierogi has been at its location in Gratiot Central Market for about a year. At their store, Pietrzyk sells a range of pierogi along with soups and different polish street eats. They also have fun pierogi inventions like their taco pierogi and Yaki rogi, their take on a Japanese pancake.