At this age kids can have temper tantrums that is quiet normal . Parents need to counsil the kid .he should be rewarded and praised when he listens to u and eats so that he feels encouraged and listens to u next time Don't fulfil all his demands specially during such episodes Try to give him different types of food Cooking food the way he likes But at the same time u should not give him any junk type of food Food can be made attractive and nutritive so that he develops liking towards food Try to explore different food Let him eat by himself buy him a feeding chair Seperate attractive plates set spoons so that eating food can become a fun activity for him He should enjoy eating food Sit with him tell him some stories while eating Make him eat with other kids Looking at other kids he might want to eat also. And when he eats praise him and also give rewards .