Overnight Oat Breakfast Jars with Banana and Peanut Butter

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

Creamy overnight oats layered with ripe banana slices and swirls of peanut butter for a wholesome and kid-friendly breakfast. This american-inspired breakfast (gluten free) ready in about 10 minutes combines Rolled oats, Milk (dairy or plant-based), Greek yogurt into a breakfast that fuels the morning without the midday crash — make-ahead-friendly and balanced enough to anchor the first meal of the day. Each serving lands at about 350 calories and feeds 2, so it sits comfortably in a weekly breakfast rotation alongside fruit, yogurt, or coffee. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 10 min Serves 2 American cuisine 350 cal/serving
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Ingredients

Instructions

  1. Step 1: In a mixing bowl, combine 1 cup rolled oats, 1 cup milk, 1/2 cup Greek yogurt, 1 tbsp honey, 1 tbsp chia seeds, and 1/2 tsp vanilla extract. Stir until well combined.
  2. Step 2: Spoon half of the oat mixture evenly into 2 glass jars or containers.
  3. Step 3: Layer 1 medium sliced banana evenly on top of the oat mixture in each jar.
  4. Step 4: Add the remaining oat mixture on top of the banana slices, smoothing the surface.
  5. Step 5: Warm 2 tbsp peanut butter slightly in the microwave for 15 seconds to loosen. Drizzle the warm peanut butter over the top layer in each jar.
  6. Step 6: Seal the jars with lids and refrigerate overnight (at least 6 hours) to allow oats to soften and flavors to meld.
  7. Step 7: In the morning, stir the oats gently and enjoy chilled or warmed.

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Frequently asked questions

How long does Overnight Oat Breakfast Jars with Banana and Peanut Butter take to make?

Total time is about 10 minutes (10 min prep + 0 min cook). Most home cooks find this fits comfortably into a busy morning; prep components the night before to save active time.

How do I store leftover Overnight Oat Breakfast Jars with Banana and Peanut Butter?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat in the microwave or oven; egg- or grain-based items may need a splash of milk or water to refresh texture. Cold-served items (overnight oats, smoothies) keep 2–3 days in the fridge.

Can I substitute ingredients in Overnight Oat Breakfast Jars with Banana and Peanut Butter?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Overnight Oat Breakfast Jars with Banana and Peanut Butter for a different number of people?

The recipe is written for 2 servings. Multiply each ingredient by (your serving target / 2). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

Is Overnight Oat Breakfast Jars with Banana and Peanut Butter gluten free?

Yes — this recipe is tagged gluten free based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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