1, chop the ribs into small pieces and wash them for later use. Wash bitter gourd and cut into large pieces. 2. Put the ribs in a container suitable for microwave oven, add a cup of boiling water, cover them, heat them in microwave oven for three minutes, take them out, pour out the blood and wash them. 3. Take a soup pot suitable for microwave oven, put the washed ribs and chopped bitter gourd, add ginger slices, add appropriate amount of cold water, cover it, put it in microwave oven, heat it for 20 minutes with high fire, and then heat it for 20 minutes with medium and low fire. 4, take out and put salt to eat.