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Warm high protein overnight oats recipe made in the air fryer, topped with peanut butter, banana, and berries in a ceramic ramekin

High Protein Overnight Oats (Air Fryer Method)

A creamy, high protein overnight oats recipe finished in the air fryer for a warm, custardy texture. Packed with 38-42g of protein per serving using Greek yogurt, protein powder, and chia seeds — no oven required.
Prep Time 5 minutes
Cook Time 10 minutes
8 minutes
Total Time 8 hours 15 minutes
Course Breakfast
Cuisine American
Servings 1
Calories 510 kcal

Equipment

  • 1 air frayer 320°F capacity, basket-style
  • 1 Oven-safe Ramekin Or small jar must be air fryer safe
  • 1 Mixing bowl For combining oats, yogurt, and add-ins
  • 1 Measuring Cups For oats, yogurt, and milk
  • 1 Measuring Spoons For chia seeds, peanut butter, cinnamon
  • 1 Whisk or Spoon For mixing and beating the optional egg

Ingredients
  

  • 1/2 cup rolled oats
  • 1 cup Greek yogurt plain, full-fat or 2%
  • 1/2 cup milk dairy or high-protein soy milk
  • 1/2 scoop protein powder vanilla whey or casein
  • 1 tsp chia seeds
  • 1 tbsp peanut butter
  • 1/2 tsp cinnamon
  • 1 egg optional, beaten in before air frying
  • berries for topping
  • banana slices for topping
  • granola for topping, added fresh — not overnight

Instructions
 

  • In an oven-and-air-fryer-safe ramekin or small jar, combine the rolled oats, Greek yogurt, milk, protein powder, chia seeds, and cinnamon. Stir until fully combined.
  • Cover and place in the fridge for at least 6-8 hours, or overnight, so the oats soften and absorb the liquid.
  • In the morning, swirl in the peanut butter and, if using, the beaten egg for a custardier, higher-protein finish.
  • Place the ramekin in the air fryer basket and cook at 320°F (160°C) for 8-10 minutes, until the top is set and lightly golden.
  • Let it sit for 2 minutes to cool slightly, then top with berries, banana slices, or granola before serving.
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