At 7 months, babies can be fed steamed egg custard, fish, chicken, duck, chicken liver, duck liver puree, tofu and mung bean puree. Breastfed babies should also try cow’s milk to supplement the protein deficiency. Some babies can be allergic to egg whites and other animal proteins, although rare, but should also be prevented, generally egg yolks than egg whites to try first, after eating to one egg yolk, can add a small amount of egg whites to try to feed, gradually increase to the right amount. 6-7 months old babies can be fed steamed egg custard, one egg per day. Liver is rich in nutrients, due to iron, vitamin A, B vitamin content than the general animal protein, poultry liver and pig liver washed and cooked, cut and pounded into a puree, or the washed raw pig liver fast knife cut into sections, scraped with a knife on the surface of the section of the liver pulp, placed in boiling water and cooked, pounded into a puree. Chicken, duck meat or pork, beef finely chopped, nutritious, can be fed from infancy to 8 months, from a small amount to the right amount, can be mixed into the porridge noodles to eat. Boil the meat into a puree, or cut into minced food, to prepare breast-fed children for weaning.