MAKE AN OFFER. THE MORE YOU BUY THE BETTER DEAL I WILL ACCEPT The postcard advertises Oma's Sausage Haus, a multi-functional establishment in New Braunfels, Texas. It includes a restaurant, a biergarten, retail food, gifts, and antiques, making it a versatile destination suitable for the entire family. The location is conveniently situated just one block east of IH 35 on Hwy.