My baby weight is very low she is 5yrs now only 14kg

A. hi dear Big kid weight and height averages Age Size Boys 5 years Weight 40 lb 13 oz (18.5 kg) Height 3 ft 7 in (109.2 cm) 6 years Weight 45 lb 14 oz (20.8 kg) Height 3 ft 10 in (115.7 cm) you have to give all family food items to baby can I give non veg item dry fruits green vegetable fresh fruit and all home made food item