how to gain babys weight . my boy 5.500kg at 6 nd half moth complete how i gain my boy wright plzz tell me he is only on brestmilk

A. you can start with solids as baby is six months.. give weight gain foods as potato sweet potato ragi Dalia banana dry fruit as cashew almond in paste or powdered form ghee butter cheese in moderate amount.. give natural appetizer as coconut water ajwain water jeera water..