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Peanut Butter Protein Overnight Oats - A Creamy, Make-Ahead Breakfast

Prep Time 10 minutes
Total Time 10 minutes
Servings: 2 servings

Ingredients
  

  • 1/2 cup old-fashioned rolled oats (not quick or steel-cut)
  • 2/3 cup milk of choice (dairy or unsweetened almond, oat, or soy)
  • 2 tablespoons natural peanut butter (smooth or crunchy)
  • 1–2 teaspoons honey or maple syrup (adjust to taste)
  • 1 tablespoon chia seeds (optional, for thickness and fiber)
  • 1/2 teaspoon vanilla extract
  • Pinch of salt
  • 1/2 scoop to 1 scoop vanilla or unflavored protein powder (about 10–20 g protein), or 1/3 cup plain Greek yogurt
  • Optional mix-ins: sliced banana, mini chocolate chips, cinnamon, ground flaxseed
  • Optional toppings for serving: extra peanut butter, chopped peanuts, fresh berries, a drizzle of honey

Method
 

  1. Choose your container: Use a jar or lidded container that holds at least 12 ounces. A clear jar makes it easy to see the texture.
  2. Combine the wet ingredients: In the jar, whisk together milk, peanut butter, honey or maple, vanilla, and a pinch of salt until smooth. If your peanut butter is stiff, microwave it for 10–15 seconds first.
  3. Add the protein: Stir in the protein powder or Greek yogurt until fully blended. Tip: If using powder, whisk it with a splash of milk first to avoid clumps.
  4. Stir in the dry ingredients: Add oats and chia seeds. Mix thoroughly so every oat is coated. The chia will thicken the mixture as it chills.
  5. Adjust sweetness and thickness: Taste the liquid. Add a little more sweetener if needed. If it seems very thick already, splash in more milk.
  6. Seal and chill: Cover and refrigerate for at least 4 hours, or overnight for best texture.
  7. Finish and serve: In the morning, give it a good stir. If it’s too thick, add milk a tablespoon at a time. Top with sliced banana, berries, chopped peanuts, or a drizzle of peanut butter.