Almonds carry 577 calories in 100g because in has various vitamins, minerals, fiber and proteins
Walnuts are another source of weight gain as they carry 587 calories and 12 carbs in 100g of it. Add 20g of walnuts in your daily diet and you are good to go.
Raisin's calories comes from the amount of sugar present in them. 100g carries 300 calories as they include magnesium, copper and iron in them.
Cashew nuts are used in muscle building process as they carry a good amount of protein in it. 30-40 nuts a day will help you gain weight.
Peanuts have high protein in it and because of which many body builders choose to have peanuts as a part of their regime. Many use Peanut butter as an alternative.
Dried fig provide most energy and is best taken after soaking them in water for 15 minutes. You can put some figs in your smoothies and it will help you gain weight.
Dry fruits are high in saturated fats and low in tans fat which which means less cholesterol, which will help you gain in a healthy way.