what to do to increase wt of baby?

A. hi need to give Healthy,high calorie diet. give nuts , dried fruits (almonds, cashew, pista, walnuts, fig, apricots ) ,fresh fruits (banana, papaya,apple , avacado) , seeds ( sunflower seeds, flax seed , pumpkin seeds),milk and milk based products (paneer, curd, ghee, Butter) etc