Kopp's Frozen Custard makes Yelp's list of the 20 best cheeseburger spots in the US
but there are two more Kopp's locations — in Brookfield, at 18880 W. Bluemound Rd., and in Greenfield, at 7631 W. Layton Ave.
Business Insider10mon
I went to Kopp's, one of the best fast-food chains in the Midwest, for incredible frozen custard and burgers the size of my face
I grew up going to Kopp's in Wisconsin. The Milwaukee-based chain has three locations in the area (Glendale, Brookfield ... it's essential to check out the frozen custard flavor of the day.