Boiling crab oil over a low fire is one of the secret recipes for making crab roe burgers. By brushing and washing live lake crabs, removing the shells to take crab meat and crab roe, then mixing well with the seasonings, and finally boiling them over a low fire to make a thick consistency, it is possible to make crab roe burgers.

The secret ingredient of the crab roe is "crab roe". Crab yolk is the ovary and digestive gland in the crab's body, and is basically the same as crab eggs. Although the composition of crab yolk used in crab burgers may be basically the same as that of crab eggs, chefs choose to use crab yolk instead of crab eggs in order to ensure the taste and production effect. Crab yolk has a unique taste and aroma, and has become a favorite type of burger for many people.