Peanut Butter Banana Protein Overnight Oats

Banana-sweetened overnight oats with Greek yogurt, peanut butter, chia, and cinnamon—creamy enough for breakfast and sturdy enough for meal prep.

By Moow Editorial ·

Stacked jars of oats topped with banana slices, chopped nuts, and thick peanut butter drizzle.
Photo: Tyraan Lopes · Unsplash License via Unsplash · cropped by Moow
  • Mash three bananas into the yogurt for natural sweetness.
  • Slice the reserved banana and add peanuts only when serving.

At a glance

Read through the method once, then measure every ingredient before you begin.

  • Yield: 4 breakfast jars
  • Prep time: 10 minutes, plus overnight chilling
  • Cook time: No cooking
The listed weights are the reviewed basis for nutrition; household measures are rounded for practical cooking.

Estimated nutrition per serving

Serving basis: One serving from the editor-reviewed yield of 4 breakfast jars.

  • Calories: 620 kcal
  • Protein: 34 g
  • Carbohydrates: 80 g
  • Fat: 20 g
  • Sodium: 64 mg
Estimated from the listed ingredients and serving yield using USDA FoodData Central. Actual values vary with brands, substitutions, cooking losses, oil absorption, and portion size.

Ingredients

Measure these ingredients for the full reviewed recipe yield.

  • 2 2/3 cups (240 g) certified gluten-free old-fashioned rolled oats
  • 2 3/4 cups (680 g) nonfat plain Greek yogurt
  • 4 small ripe bananas (400 g peeled), 3 mashed and 1 kept whole for serving
  • about 3/8 cup (64 g) dry-roasted unsalted peanuts, processed to a smooth butter
  • 1/3 cup (40 g) dry-roasted unsalted peanuts, chopped
  • 1/4 cup (32 g) chia seeds
  • 1 cup (240 g) cold water
  • 1 teaspoon (3 g) ground cinnamon

Directions

1. Whisk the three mashed bananas, yogurt, water, peanut butter, chia, and cinnamon until evenly combined.

2. Stir in the oats and let the mixture stand for 5 minutes, then stir once more.

3. Divide among four covered jars and refrigerate for at least 8 hours.

4. Just before serving, stir each jar and top with sliced reserved banana and chopped peanuts.

Sources

  1. USDA FoodData Central — April 2026 data release

Contains milk and peanuts. Refrigerate promptly at 40°F (4°C) or colder and eat within 4 days; do not leave the jars unrefrigerated for more than 2 hours.

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