2. Boil a pot of hot water, put a few drops of oil and a spoonful of salt, pour the beans after the water is boiled, take them out after 2 minutes, immediately put them in ice water, change the water twice until the water soaked in the beans is cool, and then take them out and drain them;
3. Wash pepper rings and cut into pieces for later use, slice garlic and cut garlic cloves into small pieces for later use. Wash and chop the green garlic.
4. Cook bacon in water for half an hour, preferably the fat part. Cook and cut into small pieces for use.
5. Put a little oil in a hot pan, add bacon slices, stir-fry until brown, add a spoonful of watercress, stir-fry red oil slowly with low heat, add a spoonful of lobster sauce, stir-fry until fragrant, then add garlic slices, stir-fry in Chili rings, add beans, turn off the heat and add a little.