Chikoo

Chikoo, commonly known as Sapota is one of the calorie-dense fruits to eat inorder to gain weight quickly. A 100gms serving of fresh Chikoo pulp can give you 83 calories. Additionally, it is high in carbohydrates which gets converted into energy that is stored as fat in the body. Thus, chikoo can help you gain some body as well. You can consume this tropical fruit in the form of smoothies, whole fruit or even in the form of frozen fruit cream.