Blueberry jam method:

Ingredients/seasonings A. Frozen blueberries 600G lemon juice half B. Stevia rebaudiana leaves 3G water 500MLC. 300 grams of maltose and 50 grams of rock sugar.

Production process:

1. Frozen blueberries are thawed at room temperature;

2. Boil the water in the pot, add stevia leaves and continue to cook for 10 minutes until the water is half;

3. Take out stevia leaves, add maltose and crystal sugar, and cook until dissolved;

4. Add blueberries and lemon juice and cook over low heat. When cooking, stir with a spoon to avoid burning.

5. In the process of cooking, always remove floating foam;

6. Cook the blueberries slowly over low heat until they become soft, the fruit becomes smaller and the juice becomes thicker, then turn off the heat. Bottle, cool, and then refrigerate.

1, improve vision

Anthocyanins in blueberries can promote the regeneration of rhodopsin in retinal cells, prevent severe myopia and retinal detachment, and improve vision. At the same time, anthocyanins have the ability to accelerate the regeneration of rhodopsin, which is an indispensable component to ensure good eyesight.

2. Enhance immunity

Blueberry berries can enhance the body's resistance to infectious diseases. Blueberry berries are high-fiber foods and can be used as a good source of fiber in daily diet. Blueberries contain quite a lot of potassium, which can help maintain fluid balance, normal blood pressure and heart function.

Step 3 fight cancer

Blueberry berries are also a low-calorie food. The nutrients contained in blueberries have an inhibitory effect on middle and early cancer. Anthocyanin in blueberry fruit is a very strong antioxidant, which helps to prevent plaque formation in arteries and various cancers and reduce the possibility of cancer.

4. Anti-oxidation and anti-aging

Natural blueberry anthocyanins are the most effective antioxidants. According to the research of USDA, among more than 40 kinds of fruits and vegetables that people often eat, blueberry has the strongest antioxidant capacity. This means that eating blueberries can have high antioxidant capacity, thus delaying human aging.

5, enhance memory

Blueberries contain high levels of antioxidants, which can improve brain power and reduce Alzheimer's disease. Blueberries are rich in anthocyanins, which can prevent dysfunction, improve short-term memory and improve the balance and coordination ability of the elderly.