Culver’s is a privately owned fast food restaurant that started in the Midwest. It’s known mostly for it’s “butter burgers” which are burgers cooked in butter. They are also known for their frozen custard. They also sell cheese curds, chicken, fish, and salads. Culver’s started in 1984 with it’s first restaurant in Sauk City, Wisconsin. It is headquarters in Wisconsin as well. There are 830 Culver’s restaurants, in 25 states, as of August 9, 2021.