The order of hamburgers is generally from bottom to top and from left to right.

First, the bottom layer is hamburger embryo, the second layer is mustard sauce, the third layer is hamburger cake, the fourth layer is lettuce, the fifth layer is bacon, the sixth layer is egg, the seventh layer is hamburger cake and the eighth layer is hamburger cake.

At the same time, when making hamburgers, you need to eat with a knife and fork. Hamburgers, sandwiches and hot dogs are the main foods, which are placed in a triangle with lettuce at the bottom.