The bitterness of the red beans you mentioned does not rule out that it is caused by the spoilage of the red beans, but it does not rule out that this is the original taste. Some people who have been treated have symptoms of bitterness!

Before cooking, red beans usually need to be soaked in water for a day to remove the astringent taste, otherwise they will have an earthy and astringent taste. They also need to be cooked in a casserole. Bring to a boil over high heat first, then add Take a bowl of water and simmer it over medium heat, add red tang and honey and mix thoroughly, simmer it over low heat for a while and it will be very tasty.

How to make red bean paste and sugar water

1. Ingredients: 200 grams of red beans, appropriate amount of brown sugar, fresh orange peel, and glutinous rice.

2. Steps:

1. Wash the red beans, soak them in water, and store them in the snow overnight.

2. Boil a pot of hot water and put red beans and glutinous rice in the pot. Bring to a boil and turn to medium heat.

3. Simmer over medium heat for two hours, stirring occasionally to prevent sticking.

4. Add the washed and peeled orange peel and rock sugar, and cook for another ten minutes.

Effects and functions of red beans

1. Enrich blood. The rich iron in red beans can make people look rosy. If women eat red beans regularly, it can promote blood circulation, enhance physical strength, and improve the body's immunity.

2. Promote lactation. If new mothers who are breastfeeding eat more red beans, they can promote milk secretion.

3. Strengthen the spleen and kidneys. Red beans have the effect of strengthening the spleen and kidneys. If eaten together with lotus seeds and lilies, they can replenish qi, consolidate essence, and strengthen muscles and bones.

4. Diuresis and detoxification. Because red beans contain relatively large amounts of saponins, which have a stimulating effect on the intestinal tract, they can be a good diuretic, detoxifier, and hangover reliever, and can help improve patients with heart disease, kidney disease, and edema.

5. Reduce blood pressure and lose weight. Red beans are rich in dietary fiber, which can promote gastrointestinal motility, help defecation, and prevent constipation. At the same time, it has the functions of lowering blood pressure, lowering blood lipids, regulating blood sugar, fighting cancer, preventing stones, and losing weight.