Sweet potato salad: Formula: red 200g, cucumber 50g, broccoli 100g, tomato half, purple cabbage 20g, a little bean sprouts. Vegetable juice, red wine and a little vinegar.

Operation: Slice red fruits, dice melons and steam for about 10 minutes until cooked. Broccoli is boiled in boiling water. Dice tomatoes and tear purple cabbage. Mix vegetable method, red wine and vinegar to make juice. Put the red, cucumber and broccoli on the plate, decorate the tomatoes, purple cabbage and bean sprouts, and pour the juice on them.

Efficacy: cancer prevention.