Buttercream bakery refers to any bake shop that sells buttercream products like cakes, breads and cookies made of buttercream. Buttercream bakeries can be found all over the world. These bakeries are very commonly found in American and European countries. Besides selling cookies and breads, these bakeries often cater to major weddings by serving buttercream wedding cakes. These shops are also known for the delicious and innovative frosting ideas they come up with.