The invention relates to a cooking method for broad bean potherb mustard, which is characterized by comprising: 100g of potherb mustard, 50g of broad bean, 30g of shredded pork, 20g of shredded carrot, 20g of shredded cucumber, 20g of fresh bamboo shoot, 5g of coriander, and proper amounts of peanut oil, sesame oil, chopped green onion, salt, monosodium glutamate, dark soy sauce, oyster sauce, minced ginger and minced garlic respectively. The method includes: adding peanut oil into a pan, adding the broad beans, frying them well and taking the broad beans out, cutting the potherb mustard into small segments, then adding peanut oil into the pan, conducting heating and quick frying of shredded pork, chopped green onion, minced ginger and minced garlic, then putting the potherb mustard, broad bean, shredded carrot, shredded cucumber and fresh bamboo shoot into the pan to stir-fry them for about 10min, adding salt, monosodium glutamate, dark soy sauce and oyster sauce, stir-frying the materials evenly, sprinkling sesame oil and spraying coriander after taking the dish out of the pan. The method provided by the invention solves the problems of simple process, ordinary color and taste, and bitter mouthfeel in existing traditional cooking methods for broad bean potherb mustard, and is suitable for making food.