Brush crayfish, cut off pliers and gills, remove the stomach and intestines of black shrimp, then wash, remove and drain. Add ginger slices, garlic, chopped green onion, shredded green onion, lobster, Pixian bean paste, white sugar, soy sauce, star anise, pepper, fragrant leaves, dried Chili and crayfish to match the beer. Put it in an electric cooker, press the cooking button, cook for 45 minutes, and stir twice.