Bitter melon, because the Cantonese people feel that "bitter" is not good, so we are generally called melon, it has the effect of clearing away heat, reducing blood pressure, and is said to have weight loss. Helium, rich in phosphorus, contributes to the absorption of calcium. The quality of oysters produced in Japan is the best. When you buy dry goods, you must choose enough dryness to smell the taste of sea water. This soup is hot and refreshing, and it is very suitable for drinking in summer.
1. Soak the soybeans for 1 hour in advance.r2, soak for 1 hour in advance, soften and rinse with running water, otherwise there will be sediment. If you are too embarrassed, you have to drown water once, I am not afraid, here is not drowning.r3, burn a pot of boiling water, pig bones washed first and then rinsed with water, because the bitter melon bitterness is too heavy, here is also drowning, if you do not mind this step can be ignored.r4. Prepare all the materials and put them into the casserole. After the small fire is boiled, simmer for 2-3 hours.