Cereals: Cereals, like, rice, barley, oats can be given to the baby in paste form or mixed with the water of legume porridge. You can also try to feed him rice or oats cereal mixed with breast milk, water or formula. Fruits: Apples, bananas, pears, avocado are the fruits that can be given to the baby. Banana can be smashed easily, however, apples, pears and avocado has to be processed in the food processor along with milk, to make milkshakes of the fruits. Preferably, filter the shakes to so that no big pieces of the fruits are accidentally fed to the baby. Vegetables: Potato or parsnip, cauliflower, carrot, acorn squash, sweet potato, green peas, broccoli, butternut squash. Boil these vegetables and smash them to make a soft paste. Do not add any spices, salt or sugar to it. Crying is the only way for a four month old baby to indicate that his stomach is upset. Generally, many mothers prefer to give Gripe Water to their babies after meals to prevent these stomach upsets. Gripe water i...