If you’re looking for a breakfast that’s easy, delicious, and packs a nutritional punch, you’ve got to try my Peanut Butter Banana Overnight Oats Recipe. This isn’t just any overnight oats—it’s creamy, naturally sweetened, and just downright satisfying. Perfect for busy mornings when you want something ready to go but still feel like you’re treating yourself. Trust me, once you whip this up, it’ll become your go-to.

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Why This Recipe Works

Convenience: You prep it the night before and wake up to a ready-to-eat, wholesome breakfast.
Flavor Harmony: Peanut butter and banana complement the oats perfectly, creating a creamy, sweet, and nutty combo.
Flexible Ingredients: You can swap milk types or add extras like flax seeds, fitting your taste and dietary needs.
Nutrient Boost: This recipe balances fiber, protein, and healthy fats to keep you energized all morning.

Peanut Butter Banana Overnight Oats, healthy overnight oats, quick breakfast ideas, nutritious morning recipes, easy make-ahead breakfast - The image shows a glass jar filled with a light brown mixture of overnight oats that have a creamy, slightly chunky texture. At the top of the jar, there are five yellowish banana slices arranged closely, sprinkled with small brown specks of cinnamon. The jar is placed on a dark wooden board, with some oats and a wooden spoon with oats blurred in the background. A silver spoon lies to the right of the jar on a white marbled surface. photo taken with an iphone --ar 2:3 --v 7

Ingredients & Why They Work

Each ingredient in this Peanut Butter Banana Overnight Oats Recipe is chosen to create the perfect texture, flavor, and nutrition. Plus, most are staples you probably already have on hand, making this an easy recipe to throw together anytime. Here’s why these ingredients shine together:

Peanut Butter Banana Overnight Oats, healthy overnight oats, quick breakfast ideas, nutritious morning recipes, easy make-ahead breakfast - Flat lay of a small mound of rolled oats, a teaspoon of whole flax seeds, a light dusting of ground cinnamon beside a small white ceramic bowl of milk, a small white ceramic bowl filled with amber maple syrup, a dollop of creamy peanut butter on the side, and a perfectly ripe half banana sliced into neat pieces arranged next to the ingredients, all placed on a clean white marble surface, soft natural light, photo taken with an iPhone, professional food photography style, fresh ingredients, white ceramic bowls, no bottles, no duplicates, no utensils, no packaging --ar 2:3 --v 7 --p m7354615311229779997

Rolled oats: These absorb the milk overnight, softening to a creamy texture that’s just right—not too mushy, not too firm.
Whole flax seeds: Optional, but I love tossing them in for a subtle nutty crunch and omega-3 boost.
Cinnamon: Adds a warm spice note that elevates the whole bowl without overpowering the peanut butter and banana.
Milk: Whether you use dairy, almond, oat, or any milk you prefer, it hydrates the oats and mellows the flavor beautifully.
Pure maple syrup: Just a touch of natural sweetness to balance the savory peanut butter—feel free to adjust to your liking.
Peanut butter: The star of the show! It adds creaminess, protein, and that unmistakable nutty flavor.
Banana: Added fresh at the end for natural sweetness and a fresh, soft bite.

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Note: You’ll find the complete list of ingredients, along with their exact measurements, in the printable recipe card at the bottom of this post.

Tweak to Your Taste

One thing I love about my Peanut Butter Banana Overnight Oats Recipe is how easy it is to customize. I often switch things up depending on my mood, what’s in the fridge, or how sweet I want it. You should feel free to make this recipe your own — it’s all about what you enjoy most in your breakfast bowl.

Variation: Sometimes I add a scoop of chocolate protein powder to turn it into a dessert-style breakfast. It’s a game changer on chilly mornings.
Dairy-Free Substitution: Swap regular milk with almond or oat milk for a plant-based version that’s just as tasty.
Extra Mix-ins: Chopped nuts, chia seeds, or a spoonful of Greek yogurt can add texture and boost the protein content.
Swapping Sweeteners: If you don’t have maple syrup, honey or agave work perfectly fine — or skip it altogether if your banana is super ripe and sweet!

Step-by-Step: How I Make Peanut Butter Banana Overnight Oats Recipe

Step 1: Mix the Dry Ingredients

Start by combining your rolled oats, whole flax seeds if using, and cinnamon in a mason jar or bowl. Give it a quick stir to evenly distribute the cinnamon and flax seeds. This simple step helps all those flavors blend nicely overnight. Using a mason jar makes it super easy for on-the-go breakfasts.

Step 2: Add Milk and Maple Syrup

Pour in your milk of choice and the maple syrup. Stir everything together well so the oats start soaking up those liquids and the sweetness spreads throughout. If you like it thinner, add a bit more milk—I’ve found that adjusting the milk-to-oats ratio is key to getting the perfect texture for your personal taste.

Step 3: Incorporate the Peanut Butter

Drop in the peanut butter and stir just a little—it doesn’t have to dissolve completely. I love seeing little swirls of peanut butter that melt into the oats when you take a bite. If you want it extra creamy, feel free to mix it in thoroughly; I like the texture variation though.

Step 4: Refrigerate Overnight

Cover your jar or bowl tightly with a lid or plastic wrap and pop it into the fridge for at least 6 hours. I usually make mine right before bed and by morning it’s perfectly set—soft, creamy, and bursting with flavor. No cooking required, just patience (or a good night’s sleep!).

Step 5: Add Fresh Bananas and Final Touches

When you’re ready to eat, remove the lid and top your oats with fresh banana slices. If you want, drizzle with a bit more maple syrup and sprinkle a tiny pinch of cinnamon over the top for extra warmth. Fresh banana keeps it bright and fresh, balancing the creamy peanut butter beautifully.

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Pro Tips for Making Peanut Butter Banana Overnight Oats Recipe

Choosing Your Oats: I prefer old-fashioned rolled oats because they soak up just the right amount of liquid without getting mushy.
Peanut Butter Swirls: Don’t overmix the peanut butter if you want little pockets of creamy goodness throughout the oats.
Banana Timing: I always add the banana right before eating — it keeps the fruit from turning brown and mushy.
Milk Adjustments: Start with less milk and add more the next day if you find the texture too thick; personal preference varies!

How to Serve Peanut Butter Banana Overnight Oats Recipe

Peanut Butter Banana Overnight Oats, healthy overnight oats, quick breakfast ideas, nutritious morning recipes, easy make-ahead breakfast - A clear glass jar with a silver metal lid filled with three layers of overnight oats. The bottom layer is creamy white with tiny pieces of oats and seeds showing through. The middle layer has a light brown chunk inside the creamy oats mixture creating a rough texture. The top layer blends smoothly into the silver lid. The jar sits on a white marbled surface with scattered oats around, a white cloth on the left, and a yellow banana on the right photo taken with an iphone --ar 2:3 --v 7

Garnishes

I love keeping it simple with fresh banana slices on top, but sometimes I sprinkle a few crushed peanuts or drizzle a little extra peanut butter for more richness. A dash of chia seeds, shredded coconut, or even a handful of fresh berries takes this bowl from everyday to a little extra special.

Side Dishes

Because these oats are quite filling, I usually enjoy them on their own, but if I’m pairing, a side of Greek yogurt or a small fruit salad complements the flavors nicely. A cup of hot tea or black coffee pairs perfectly with this creamy, subtly sweet breakfast.

Creative Ways to Present

For a friend’s brunch, I like to layer the oats in clear glasses with banana slices and a drizzle of peanut butter between layers to make a pretty parfait. Adding a sprinkle of granola on top before serving gives it a lovely crunch and looks gorgeous on the table.

Make Ahead and Storage

Storing Leftovers

If you make a batch for multiple days, store the overnight oats in an airtight container in the fridge. They keep well for up to 5 days—great for meal prep! Just wait to add the banana slices until you’re ready to eat to keep everything fresh.

Freezing

I haven’t found freezing overnight oats with peanut butter and banana works well because the texture changes when thawed, especially with fresh fruit. I recommend making fresh batches or prepping multiple jars for the week instead.

Reheating

If you prefer your oats warm, you can microwave the refrigerated oats for 30-60 seconds, then mix in fresh banana afterward. Alternatively, enjoy them cold—it’s super refreshing and perfect for warmer mornings.

FAQs

Can I use other nut butters instead of peanut butter?

Absolutely! Almond butter, cashew butter, or sunflower seed butter are great alternatives. Keep in mind, the flavor will change, so pick a nut butter you love. Sometimes I switch to almond butter for a lighter taste.
How long do overnight oats stay fresh in the fridge?

They typically stay fresh for up to 5 days if stored in a sealed container. Just be sure to add fresh banana slices only when you’re ready to eat, so they don’t brown or get mushy.
Can I make this recipe vegan?

Yes! Use your favorite plant-based milk like almond, oat, or soy milk, and ensure your maple syrup is pure (most are, but it’s good to check). The rest of the ingredients are naturally vegan.
What types of oats work best for this recipe?

I prefer old-fashioned rolled oats because they soak up the liquid well without turning mushy. Quick oats work too, but the texture will be softer, and steel-cut oats need longer soaking or cooking.
Can I prepare this recipe without refrigeration overnight?

Refrigeration is important to soften the oats and keep the ingredients fresh. Leaving them at room temperature overnight can surprise you with a sour or off taste. If you’re in a rush, soaking for at least a couple of hours in the fridge helps.

Final Thoughts

This Peanut Butter Banana Overnight Oats Recipe has been a breakfast staple for me because it hits that sweet spot: quick, nutritious, and comforting. It’s like a little morning hug in a jar, ready whenever you are. I hope you give it a try, tweak it to your taste, and find it as delicious and convenient as I do. Whether you’re rushing out the door or savoring a slow weekend morning, this recipe has your back.

Peanut Butter Banana Overnight Oats Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.9 from 10 reviews

Author: Madison
Prep Time: 10 minutes
Cook Time: 0 minutes
Total Time: 10 minutes
Yield: 1 serving
Category: Breakfast
Method: No-Cook
Cuisine: American
Diet: Vegetarian

Print Recipe

Description

A creamy and delicious Peanut Butter and Banana Overnight Oats recipe that is easy to prepare, nutritious, and perfect for a quick breakfast. Made with rolled oats, peanut butter, banana, and maple syrup, this no-cook recipe is ideal for meal prep and offers a satisfying start to your day.

Ingredients

Main Ingredients

1/2 cup rolled oats
1 teaspoon whole flax seeds (optional)
1/4 teaspoon cinnamon
1/2 cup milk
1 teaspoon pure maple syrup
2 tablespoons peanut butter
1/2 banana (sliced, added when ready to eat)

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Instructions

Combine Dry Ingredients: In a mason jar or a bowl, mix together the rolled oats, whole flax seeds (if using), and cinnamon until evenly combined.
Add Wet Ingredients: Pour in the milk and add the maple syrup. Stir well to ensure all the oats are moistened and the ingredients are thoroughly blended.
Incorporate Peanut Butter: Drop in the peanut butter and mix gently just enough to distribute it slightly throughout the mixture without fully blending it.
Refrigerate: Cover the jar with a lid or the bowl with plastic wrap. Place in the refrigerator and chill for at least 6 hours or overnight to allow oats to soak and flavors to meld.
Serve: When ready to eat, remove the lid or plastic wrap. Top the soaked oats with the sliced banana. Optionally, drizzle with extra maple syrup and sprinkle a pinch of cinnamon over the top for added flavor.

Notes

You can use old-fashioned rolled oats, quick oats, or even steel cut oats (steel cut will require longer soaking time).
Adjust the milk quantity up to 1 cup if you prefer a thinner consistency.
Overnight oats can be stored tightly covered in the refrigerator for up to 5 days, making this recipe great for weekly meal prep.
Ensure to slice the banana fresh before serving to avoid browning.
Flax seeds are optional but add a boost of fiber and omega-3 fatty acids.

Nutrition

Serving Size: 1 serving
Calories: 350 kcal
Sugar: 10 g
Sodium: 150 mg
Fat: 15 g
Saturated Fat: 3 g
Unsaturated Fat: 12 g
Trans Fat: 0 g
Carbohydrates: 40 g
Fiber: 6 g
Protein: 10 g
Cholesterol: 0 mg