How to Gain Weight ..?

Help me out Please....my diet include 2 boiled eggs 2 bananas a gl of milk in breakfast...and lunch includes rice,dal,chapati and chicken........i need to gain my weight.....so should i start taking endura m.....????? my height is 5ft 5" and weight is 48kg and i am 21 yrs .......wat u think frndz.....????