A statement is made below each which tells you what you should do instead of following this advice. Drink a lot of plain water. Water may not be the best choice for you now. It has no calories. It would be better if you drank things that can help you gain weight.
Good choices are milk, egg nog, cocoa, juice, and punch.
Eat a lot of fruits and vegetables. Fruits and vegetables won't help you gain weight. They are very low in calories. When you are trying to gain weight, limit yourself to 4 servings per day of fruits and vegetables. Eat more protein foods like meats, eggs, cheese and peanut butter.