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High-Protein Peanut Butter Overnight Oats

High-Protein Peanut Butter Overnight Oats

A creamy, filling, and protein-packed overnight oats recipe made with peanut butter, Greek yogurt, and an optional boost of protein powder. The ultimate healthy grab-and-go breakfast!
Prep Time 5 minutes
Total Time 4 hours
Course Breakfast, Healthy, Meal Prep
Cuisine American, High-Protein
Servings 2 jars
Calories 370 kcal

Equipment

  • Mixing bowl
  • Mason jars or airtight containers
  • Spoon for stirring

Ingredients
  

  • 1 cup old-fashioned rolled oats
  • 1 cup milk of choice (dairy or plant-based)
  • ½ cup plain Greek yogurt
  • 2 tbsp creamy peanut butter
  • 1 tbsp honey or pure maple syrup (optional)
  • ½ tsp vanilla extract
  • ¼ tsp ground cinnamon
  • 1 pinch salt
  • 1 scoop vanilla or unflavored protein powder
  • Sliced bananas
  • Chopped nuts
  • Mini chocolate chips

Instructions
 

  • In a medium bowl, combine oats, milk, Greek yogurt, and a pinch of salt. Stir well.
  • Add peanut butter, honey or maple syrup, vanilla, and cinnamon. Stir until smooth and fully incorporated.
  • If using, stir in the protein powder until no clumps remain.
  • Transfer mixture into 2 jars or containers. Seal and refrigerate overnight, or at least 4–6 hours.
  • In the morning, stir, add toppings like banana slices, nuts, or chocolate chips, and enjoy!

Notes

Add sliced bananas, nuts, or chocolate chips on top for extra flavor and crunch. Perfect for meal prep!
Keyword high protein breakfast, make ahead breakfast, overnight oats, peanut butter oats