Bratwurts are a food item available to be purchased in the catalog at the Beach.
Bratwurst dog is one of the items available in the beach store. Bratwurst when purchased do not go to the players inventory, Bratwurst is automatically consumed. In the past you would be given energy to do actions. Since energy for actions is no longer needed these items have became obsolete.
The cost of Bratwurst dogs is 10 YoCoins.