King Cake is the most famous of the three previously mentioned desserts. It is a cake traditionally eaten during Carnival season and tastes something along the lines of a more bread like Cinnabun. Doberge is a layered cake, with pudding stuffed in between each layer of cake. This New Orleans classic dessert ordinarily comes in chocolate or lemon, but Gamino's also makes a similar square with red velvet cake. They also serve up brownie squares such as the caramel and chocolate loaded brownie pictured below.
If you're in Metairie craving something sweet you definitely should check it out!