For example, you might eat a small meal at 8 AM, 11 AM, 2 PM, 5 PM, and 8 PM. Then, eat extra snacks throughout the day as you feel hungry. Chocolate-covered peanuts, trail mix, sunflower seeds, granola bars, and celery sticks with peanut butter are some tasty, nutritious, and nutty snacks you can try. [2] X Trustworthy Source University of Wisconsin Health Integrated healthcare system of the University of Wisconsin focused on treating and providing support to patients and public health initiatives Go to source

If you’re lactose intolerant or vegan, boost your calorie count with soy, coconut, almond, or rice milk instead. For example, you might enjoy a bowl of cereal with whole milk, or enjoy a cup of full-fat yogurt.

For a really high-calorie smoothie, blend together 2 tbsp (30 g) of protein powder, 1 tbsp (7 g) of ground flaxseeds, 1 banana, 1  c (240 mL) of milk, 1⁄2  c (120 mL) of yogurt, 1 US tbsp (15 mL) of peanut butter, and 1 US tbsp (15 mL) of canola oil. [7] X Research source

Pour a little olive oil over your popcorn for your next movie night. Dip a slice of bread into a mixture of olive oil and vinegar as a satisfying snack. Drizzle a little oil over your spaghetti before you ladle on the sauce.

You might dip some crackers into your favorite hummus flavor, or enjoy a burger with some guacamole. Buy portable packs of hummus or guacamole to bring with you on the go.

This is a great option if you’re vegan or vegetarian. [11] X Trustworthy Source Cleveland Clinic Educational website from one of the world’s leading hospitals Go to source You might fill a plastic baggie with mixed nuts and bring it with you to work or class. You could slather some peanut butter on a few celery sticks, or pack a bag of trail mix before heading out the door

Instead of ordering a grilled chicken sandwich at a restaurant, you might get a crispy chicken sandwich instead. Enjoy a savory salami sandwich for lunch instead of a ham and cheese. If you’re vegetarian or vegan, prepare a meal with ingredients like tofu, avocado, olives, and/or vegetable oil. If you’re in a rush, pack a homemade sandwich or sub with salami, breaded chicken, or another high-calorie meat.

If you’re making homemade pizza, you might sprinkle some sausage or salami slices on top. If you’re whipping up a plate of nachos, layer them with beans, cheese, guacamole, and other tasty toppings. [14] X Trustworthy Source University of California San Francisco Health Center Research hospital associated with UCSF, a leading medical university, providing innovative patient care and public health resources Go to source

You can find powdered milk at your local grocery store.

You might sprinkle cheese over a bowl of chili or a plate of nachos.

Extra butter and margarine can also add calories to your meals and snacks. However, this might not be the healthiest option.