Originally developed for use at Milwaukee County Stadium, it is still served on hot dogs and brats at its replacement, American Family Field.
It is a product of Delaware North Companies Sportservice and is sold in 18-ounce bottles at grocery stores throughout Wisconsin.
It was created in the early 1970s by former Delaware North Companies Sportservice President Rick Abramson, then a vendor at County Stadium, during a game when he ran short of other condiments.
We said, 'We don't have [ketchup and mustard], but we have secret stadium sauce.
[1] In addition to being used as a condiment, the bottle's label also includes a recipe for consumers to use the sauce as a marinade.