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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

Health and flavor
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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.

Time
5 mins prep
Yield
1 serving
Scale Yield
Level
Easy
Easy Peanut Butter Banana Overnight Oats: Easy 5-Minute Breakfast (Quick & Simple Recipe)
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The Method

Instructions

  1. 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.

    Step 1
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  2. 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.

    Step 2
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  3. 03

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

    Step 3
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  4. 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.

    Step 4
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  5. 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.

    Step 5
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  6. 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.

    Step 6
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— Chef's Notes & Practical Tips —
  • ✦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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Variations

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.

Questions

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.

Per Serving

Nutrition

Approximate values — meant as a guide, not a verdict.

435 kcal
Calories
22g
Protein
55g
Carbohydrates
15g
Fat
8g
Fiber
Final food presentation
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