The Pronto Pup was an early variety of what popular state fair treat?
Rain ruined vendor George Boyington’s stock of hot dog buns in 1939, but he recovered with the idea of a bunless, battered, and fried weiner. His solution, the Pronto Pup, was a smash at the Minnesota State Fair. Around the same time, the Fletcher family claims to have introduced the corn dog during the Texas State Fair.
Source: MPR News