Peanut Butter Banana Smoothie Recipe
A creamy, protein-packed peanut butter banana smoothie that balances natural sweetness with nutty richness for a satisfying breakfast or post-workout treat.
Ingredients
<ul class="ingredients-main-list"><li class="ingredients-single-item">2 medium ripe bananas (about 200g), frozen and sliced</li><li class="ingredients-single-item">2 tablespoons (30g) natural peanut butter</li><li class="ingredients-single-item">180ml milk of choice (dairy, almond, oat)</li><li class="ingredients-single-item">60g Greek yogurt (plain)</li><li class="ingredients-single-item">1 tablespoon (20g) honey or maple syrup (optional)</li><li class="ingredients-single-item">2 tablespoons (20g) rolled oats</li><li class="ingredients-single-item">¼ teaspoon ground cinnamon</li><li class="ingredients-single-item">½ teaspoon vanilla extract</li><li class="ingredients-single-item">Pinch of salt</li></ul>
Equipment
<ul class="equipment-main-list"><li class="equipment-single-item">Blender</li><li class="equipment-single-item">Measuring spoons</li></ul>
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Directions
<ol class="no-list-style"><li class="MethodStepper"><h4 class="step-title">Step 1</h4>Begin by preparing your bananas in advance. Peel ripe bananas (ones with brown spots will be sweeter), slice them into 2cm chunks, and freeze them in a single layer on a baking sheet for at least 2 hours or overnight. Freezing bananas is crucial as it creates that thick, creamy ice-cream-like texture without needing to add ice that would dilute the flavors.</li><li class="MethodStepper"><h4 class="step-title">Step 2</h4>Add the frozen banana slices to your blender. Breaking them up slightly with your hands before adding them will make blending easier. The frozen banana acts as both sweetener and thickening agent in your smoothie.</li><li class="MethodStepper"><h4 class="step-title">Step 3</h4>Measure and add the peanut butter directly to the blender. Natural peanut butter (without added sugars or oils) works best here, as it provides a pure nutty flavor. The natural oils in the peanut butter will help create a silky emulsion when blended.</li><li class="MethodStepper"><h4 class="step-title">Step 4</h4>Pour in your choice of milk. Start with 150ml and add more later if needed to achieve your desired consistency. Different milks will affect the final flavor profile – dairy milk creates a creamier, milder taste while almond adds a nutty complement and oat provides extra creaminess.</li><li class="MethodStepper"><h4 class="step-title">Step 5</h4>Add the Greek yogurt, which provides protein and creates a thicker, more satisfying texture. The slight tanginess balances the sweetness of the bananas beautifully.</li><li class="MethodStepper"><h4 class="step-title">Step 6</h4>Sprinkle in the rolled oats, which will blend into the smoothie for added fiber and a subtle heartiness. They'll help thicken the smoothie while adding nutritional value.</li><li class="MethodStepper"><h4 class="step-title">Step 7</h4>Add the remaining ingredients: honey (if using), cinnamon, vanilla extract, and salt. The honey provides additional sweetness if your bananas aren't very ripe, while the cinnamon and vanilla enhance the flavor complexity. The pinch of salt is crucial as it balances the sweetness and amplifies the peanut butter flavor.</li><li class="MethodStepper"><h4 class="step-title">Step 8</h4>Blend on low speed first to break down the frozen banana chunks, then gradually increase to high speed. Continue blending for 45-60 seconds until completely smooth. Stop and scrape down the sides of the blender if necessary. You're looking for a thick, pourable consistency with no visible banana pieces.</li><li class="MethodStepper"><h4 class="step-title">Step 9</h4>Check the consistency – a perfect smoothie should be thick enough to eat with a spoon but still pourable. If it's too thick, add a splash more milk (about 1 tablespoon at a time) and pulse briefly to incorporate. If it's too thin, add a few more frozen banana chunks or a tablespoon of oats and blend again.</li><li class="MethodStepper"><h4 class="step-title">Step 10</h4>Pour immediately into a chilled glass for the best experience. The smoothie will begin to lose its thick texture as it warms up, so enjoy right away! If desired, garnish with a drizzle of peanut butter, a sprinkle of cinnamon, or a few banana slices.</li></ol>
Chef’s Notes
A few helpful details for making this recipe.
Can I make this smoothie without freezing the bananas first?
While possible, using unfrozen bananas will result in a thinner, less creamy texture. To maintain thickness without frozen bananas, add 4-5 ice cubes and reduce milk slightly, or include more yoghurt and oats for structure. The cold temperature from frozen ingredients is essential for that milkshake-like consistency.
What are the best add-ins to boost protein content in a banana smoothie?
To increase protein, consider adding a scoop of protein powder (vanilla works well), extra Greek yoghurt, a tablespoon of chia or hemp seeds, or silken tofu. Swapping regular peanut butter for powdered peanut butter mixed with a protein supplement also works brilliantly without changing the flavour profile.
How can I reduce the sugar content in this breakfast smoothie?
Lower the sugar by using just one banana instead of two, omitting the honey/maple syrup, choosing unsweetened milk alternatives, and using sugar-free yoghurt. Adding a handful of spinach (which won't affect the taste) or a tablespoon of flaxseeds can help balance blood sugar levels.
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