Wikipedia: Tastykake

Tasty Baking Company quickly established success for its Tasty brand, selling $28 worth of cakes at ten cents a piece on its first day of sales, $222 in the first week and grossing $300,000 in sales by the end of 1914.[5] Sales began to expand throughout Eastern Pennsylvania.[5] Until 1941 the company distributed its products almost wholly by horse-drawn delivery wagons, making them an exclusive city treat. …