Hometown language is soy beans do not know if you are looking for stinky beans, first of all, the soybean steamed, take out to dry the water. Prepare peppercorns, fennel, saltpeter, white wine, appropriate amount, peeled and pithy winter melon a. Dry the soybean in a cool place for five days to grow green bacteria, the material winter melon soybean mixed well put soybean in an oil-free clay pot sealed.