Hi,
thank you for your query. We will be happy to help you.
Try this for weight gain
-increase your protein consumption. If you eat non veg then eat it more often.
-have a glass or two of milk daily.
-eat various dry fruits and nuts, bananas everyday.
-use bigger plates to eat.
-eat more carbs.
-eat more often.
-exercise regularly.
We are here to guide you. For a detailed and customized diet plan, you can contact me.
Eat healthy, stay healthy
regards.