Easy Peanut Butter Banana Smoothie

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front shot of an easy peanut butter banana smoothie

Some mornings call for a breakfast you can enjoy on the go, while other afternoons call for a satisfying snack that comes together in minutes. This Easy Peanut Butter Banana Smoothie checks both boxes. With the classic combination of peanut butter and banana, it’s creamy, flavorful, and made with a handful of pantry and freezer staples.

One of my favorite smoothie tips is keeping peeled, sliced bananas in the freezer. Frozen bananas create a thick, creamy texture without needing ice cream or frozen yogurt, while also naturally sweetening the smoothie. Combined with peanut butter, a little PB2 (powdered peanut butter, cinnamon, and vanilla, every sip is packed with comforting flavor).

Fueling Your Day

It seems like every product on the grocery store shelves is being marketed as “high protein” or “low carb” these days. While protein is important, carbohydrates deserve just as much attention—especially when it comes to fueling an active lifestyle. Carbohydrates are your body’s preferred source of energy during exercise, making this smoothie an excellent choice before a workout. The combination of carbohydrates from the banana along with protein from the peanut butter and PB2 powder, also make it a satisfying afternoon snack that can help keep you energized between meals.

Ingredients: Easy Peanut Butter Banana Smoothie

  • Frozen banana (1 medium): The foundation of the smoothie, providing natural sweetness and a thick, creamy texture. Using a frozen banana helps create a milkshake-like consistency without needing a lot of ice.
  • Milk (1 cup): Your favorite milk works well here—dairy or an unsweetened plant-based alternative. Adjust the amount slightly depending on how thick you like your smoothie. Regular cow’s milk or soy milk will allow for the smoothie to have added protein.
  • PB2 powdered peanut butter (2 tablespoons): PB2 powdered peanut butter (2 tablespoons): PB2 is made by pressing roasted peanuts to remove most of the oil, then grinding them into a fine powder. It delivers concentrated peanut butter flavor while blending smoothly into smoothies. Pairing PB2 with a spoonful of regular peanut butter gives this smoothie the best of both worlds—plenty of peanut flavor along with the rich, creamy texture that traditional peanut butter provides.
  • Creamy natural peanut butter (1 tablespoon): Contributes richness, healthy fats, and the classic peanut butter flavor.
  • Ground cinnamon ( teaspoon): Adds warmth and complements both the banana and peanut butter.
  • Vanilla extract ( teaspoon): Enhances the overall flavor and brings out the sweetness of the banana.
  • Ice (½–1 cup): Helps create an extra cold, frosty smoothie, especially if your banana isn’t completely frozen.

How To Make an Easy Peanut Butter Banana Smoothie

  1. Add the milk to a blender first, followed by the frozen banana, PB2, peanut butter, cinnamon, vanilla, and ice.
  2. Blend until completely smooth and creamy, stopping to scrape down the sides if needed.
  3. Add a splash more milk if the smoothie is too thick and blend again until it reaches your desired consistency.
  4. Pour into two glasses and enjoy immediately.

Tips for the Best Smoothie

The secret to a creamy smoothie is starting with a fully frozen banana. I like to peel ripe bananas, slice them into coins, and freeze them in a freezer-safe bag so they’re always ready to blend.

If you prefer a thicker smoothie, reduce the milk slightly or add a few extra slices of frozen banana. For a thinner consistency, simply add a little more milk until it blends to your liking.

Getting the ice-to-liquid ratio just right is the key to a perfectly creamy smoothie. Keep in mind that every blender and even every ice maker is a little different, so you may need to make small adjustments. You’ll know you’ve found the sweet spot when the smoothie gives a little “burp” at the end of blending—a sign that it’s thick and well blended. If the smoothie looks foamy or bubbly on top, try adding a little more ice next time. If it’s so thick that it won’t easily pour from the blender, use a little less ice on your next batch.

Why You’ll Love This Smoothie

The combination of banana and peanut butter has stood the test of time for good reason. It’s simple, satisfying, and full of familiar flavors that work together beautifully. With minimal prep and just a few wholesome ingredients, this Easy PB Banana Smoothie is one of those recipes you’ll want to keep in your regular rotation—perfect for busy mornings, post-workout fuel, or anytime you need a quick and delicious snack.

Other Smoothie Recipes

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front shot of an easy peanut butter banana smoothie

Easy Peanut Butter Banana Smoothie

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5 from 1 review

This easy peanut butter banana smoothie is creamy, satisfying, and perfect for breakfast, a post-workout snack, or a quick afternoon pick-me-up.

  • Total Time: 5
  • Yield: 2 1x

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Ingredients

Units Scale
  • 1 medium banana, peeled, cut into 1/2-inch slices, and frozen (about 5 1/2 ounces; 155 g)
  • 1 tablespoon natural peanut butter (about 1/2 ounce; 16 g)
  • 2 tablespoons PB2 (powdered peanut butter)
  • 1/8 teaspoon cinnamon
  • 1/8 teaspoon vanilla
  • 1/2 cup ice

Instructions

    1. Add the milk to a blender first, followed by the frozen banana, PB2, peanut butter, cinnamon, vanilla, and ice.
    2. Blend until completely smooth and creamy, stopping to scrape down the sides if needed.
    3. Add a splash more milk if the smoothie is too thick and blend again until it reaches your desired consistency.
    4. Pour into two glasses and enjoy immediately.

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