Easy Peanut Butter Banana Overnight Oats: Easy 5-Minute Breakfast (Quick & Simple Recipe)
Peanut butter banana overnight oats are a creamy, filling, no-cook breakfast you can prepare in just a few minutes the night before. Made with rolled oats, ripe banana, peanut butter, Greek yogurt, milk, and chia seeds, this easy make-ahead breakfast is perfect for busy work mornings when you need something ready to grab from the fridge.
This recipe works especially well as a breakfast for work because almost all the preparation happens the night before.
Why this is a Great Meal

Why You'll Love These Peanut Butter Banana Overnight Oats:
• Only 5 Minutes of Prep: Mix everything together in a jar and refrigerate overnight. • No Cooking Needed: Rolled oats and chia seeds soften naturally in the fridge. • Creamy & Filling: Peanut butter, oats, and Greek yogurt create a rich, satisfying texture. • Naturally Sweet: Ripe mashed banana adds natural sweetness without needing extra sugar. • High in Protein & Fiber: 22g protein and 8g fiber to keep you energized until lunch. • Easy to Carry & Pack: Prepare directly in a portable mason jar for grab-and-go work mornings.
Instructions
- 01
Place half of a ripe banana in a 12- to 16-ounce glass jar. Mash thoroughly with a fork until mostly smooth so its natural sweetness spreads evenly throughout.

- 02
Add 1 tbsp creamy peanut butter and 1/3 cup Greek yogurt to the mashed banana. Mix well until creamy to prevent large peanut butter clumps.

- 03
Pour in 1/2 cup milk and 1/2 tsp vanilla extract. Stir until smooth and loose.

- 04
Add 1/2 cup rolled oats, 1 tsp chia seeds, 1/4 tsp ground cinnamon, and a pinch of salt. Stir thoroughly, scraping the sides and bottom of the jar.

- 05
Cover the jar tightly with a lid and refrigerate for at least 4 hours, or ideally overnight (8 hours) to allow the oats to fully absorb liquid.

- 06
In the morning, stir well (add 1-2 tbsp milk if too thick). Top with fresh banana slices, a peanut butter drizzle, and chopped peanuts.

- ✦Use old-fashioned rolled oats rather than instant oats to prevent the texture from getting mushy.
- ✦Mash the banana completely before adding oats so the natural sweetness distributes evenly.
- ✦Add crunchy toppings (like peanuts or walnuts) right before eating so they stay crisp.
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Easy Variations
Chocolate Peanut Butter Banana Oats
Mix in 1 teaspoon of unsweetened cocoa powder for a Reese's-style breakfast.
High-Protein Vanilla PB Oats
Add 1/2 scoop vanilla protein powder and 2-3 extra tablespoons of milk.
Vegan Peanut Butter Banana Oats
Use plant-based milk (almond or oat) and dairy-free yogurt with maple syrup.
Frequently Asked Questions
Q: Do I need to cook peanut butter banana overnight oats?
A: No. The rolled oats and chia seeds naturally soften by absorbing milk and yogurt while resting in the refrigerator overnight.
Q: How long do peanut butter banana overnight oats last in the fridge?
A: Keep them in a sealed container for 2 to 3 days for the freshest banana flavor and best texture.
Q: Can I use crunchy peanut butter instead of creamy?
A: Yes! Crunchy peanut butter adds great texture and tiny peanut pieces throughout your oats.
Q: Can I eat these overnight oats warm?
A: Yes. Transfer to a microwave-safe bowl and heat for 45 to 60 seconds, adding a splash of milk if needed.
Nutrition
Approximate values — meant as a guide, not a verdict.

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