Middle school students have three meals a day for breakfast: egg pancakes (15g of flour, 5g of eggs, 5g of vegetable oil, and appropriate amount of seasoning), 25ml of milk, and fried mung bean sprouts (2g of mung bean sprouts). Lunch: boiled dumplings (1g of noodles, 8g of lean meat, 15g of green vegetables, 5g of vegetable oil, and proper amount of seasonings) and mung bean porridge (5g of polished round rice and 25g of mung beans). Dinner: red bean rice (15g of japonica rice, 25g of red bean), stewed saury (1g of saury, 5g of vegetable oil, appropriate amount of onion, ginger, garlic, cooking wine, soy sauce and monosodium glutamate), fried celery (75g of celery, 3g of dried bean curd, 5g of vegetable oil, monosodium glutamate and salt), and dried scallop bean seedling soup (appropriate amount of salt). Extra food: seasonal fruit.