Peanut Butter Banana Overnight Oats

Peanut butter banana overnight oats are the kind of breakfast that quietly solves tomorrow morning before tomorrow morning has a chance to become chaotic.

You mix everything the night before, put it in the fridge, and wake up to a creamy, filling breakfast that tastes like peanut butter, banana, and a little bit of “look at me being prepared.”

This recipe uses simple ingredients like oats, milk, yogurt, peanut butter, banana, and a little honey or maple syrup. It is easy, budget-friendly, and perfect for busy mornings, meal prep, or anyone who wants breakfast without turning on the stove.

It is creamy, satisfying, and ready when you are — which is honestly the best kind of breakfast.

Peanut butter banana overnight oats in a jar with banana slices
Creamy peanut butter banana overnight oats made with simple ingredients for an easy meal prep breakfast.

Why You’ll Love This Recipe

  • It is ready in the morning with no cooking.
  • It uses simple pantry and fridge ingredients.
  • Peanut butter and banana make it creamy and filling.
  • It works well for meal prep.
  • You can easily customize it with toppings.

Ingredients You’ll Need

Rolled oats: Old-fashioned rolled oats work best because they soften without turning mushy.

Milk: Use dairy milk or any milk you like, such as almond milk, oat milk, or soy milk.

Greek yogurt: Adds creaminess and extra protein. You can skip it and add more milk if needed.

Peanut butter: Makes the oats rich, nutty, and satisfying.

Banana: Adds natural sweetness and creamy texture.

Honey or maple syrup: Optional, depending on how sweet your banana is.

Chia seeds: Optional, but they help thicken the oats and add texture.

Vanilla extract: Adds warm flavor.

Salt: Just a tiny pinch makes the peanut butter and banana taste better.

How to Make Peanut Butter Banana Overnight Oats

Add the oats, milk, Greek yogurt, peanut butter, mashed banana, honey or maple syrup, chia seeds, vanilla, and a pinch of salt to a jar or container.

Stir everything together until well combined.

Cover the container and refrigerate overnight, or for at least 4 hours.

In the morning, stir the oats. If they are too thick, add a splash of milk to loosen them.

Top with banana slices, extra peanut butter, chopped nuts, chocolate chips, or a little cinnamon.

Eat cold straight from the fridge, or warm them gently if you prefer a cozy bowl.

Tips for Success

Use rolled oats instead of steel-cut oats for the best texture.

Mash the banana well so it blends into the oats.

Stir the peanut butter thoroughly so every bite has flavor.

If the oats are too thick in the morning, add a splash of milk.

Use a jar with a lid if you want an easy grab-and-go breakfast.

Easy Variations

Add cocoa powder for a chocolate peanut butter version.

Add mini chocolate chips for a sweeter breakfast.

Use almond butter or cashew butter instead of peanut butter.

Add cinnamon for warm flavor.

Top with chopped peanuts, walnuts, or granola for crunch.

Use maple syrup and plant-based milk for a dairy-free version.

What to Serve With It

These overnight oats are filling on their own, but you can serve them with fresh berries, boiled eggs, coffee, tea, or a smoothie.

For a bigger breakfast, pair them with scrambled eggs or fruit on the side. For a quick morning, just grab the jar and go. Breakfast does not need a dramatic entrance.

How to Store Overnight Oats

Store overnight oats in an airtight container in the refrigerator for up to 4 days.

If using fresh banana slices on top, add them right before serving so they do not brown.

The oats will thicken as they sit, so stir in a splash of milk before eating if needed.

Do not freeze overnight oats. The texture can become watery after thawing.

FAQ

Can I use quick oats?

Yes, but the texture will be softer. Rolled oats give the best creamy but chewy texture.

Can I make this without yogurt?

Yes. Use extra milk instead of yogurt. The oats will be a little less thick and creamy.

Can I make this dairy-free?

Yes. Use plant-based milk and dairy-free yogurt, or skip the yogurt and use more milk.

Do I have to eat overnight oats cold?

No. You can warm them in the microwave if you prefer.

How long do overnight oats last?

They keep well in the refrigerator for up to 4 days.

Peanut butter banana overnight oats in a jar with banana slices

Peanut Butter Banana Overnight Oats

Creamy peanut butter banana overnight oats made with rolled oats, milk, yogurt, peanut butter, banana, and simple toppings. An easy make-ahead breakfast for busy mornings.
Prep Time 10 minutes
4 hours
Total Time 4 hours 10 minutes
Servings: 2 servings
Course: Breakfast, Snack
Cuisine: American

Ingredients
  

  • 1 cup rolled oats
  • 1 cup milk
  • 1/2 cup Greek yogurt
  • 2 tablespoons peanut butter
  • 1 ripe banana mashed
  • 1 tablespoon honey or maple syrup optional
  • 1 tablespoon chia seeds optional
  • 1/2 teaspoon vanilla extract
  • 1 pinch salt
  • Banana slices optional for topping
  • Extra peanut butter optional for topping
  • Chopped peanuts or oats optional for topping

Equipment

  • 2 jars with lids
  • 1 mixing bowl
  • 1 spoon
  • 1 Measuring cups and spoons

Method
 

  1. Add the rolled oats, milk, Greek yogurt, peanut butter, mashed banana, honey or maple syrup if using, chia seeds if using, vanilla extract, and salt to a bowl or jar.
  2. Stir until everything is well combined.
  3. Divide the mixture between two jars or containers if needed.
  4. Cover and refrigerate for at least 4 hours or overnight.
  5. Stir the oats before serving.
  6. Add a splash of milk if the oats are too thick.
  7. Top with banana slices, extra peanut butter, chopped peanuts, or extra oats if desired.
  8. Serve cold or warm gently in the microwave if preferred.

Notes

Rolled oats work best for overnight oats because they soften without becoming too mushy. Add banana slices right before serving to keep them fresh. If the oats become too thick, stir in a splash of milk before eating.