High-Protein Overnight Oats

Facebook Twitter Pinterest LinkedInSunday nights in my kitchen always involve meal prep, and nothing has transformed my mornings quite like these protein overnight oats. After years of struggling to get …

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sarah thompson for recipes by clare
By Sarah Thompson
Updated on Fri, 25 Jul 2025 13:02:25 GMT

Sunday nights in my kitchen always involve meal prep, and nothing has transformed my mornings quite like these protein overnight oats. After years of struggling to get enough protein at breakfast while keeping my teenagers happy, I discovered that combining creamy oats with protein powder creates the perfect make-ahead meal. These high-protein overnight oats deliver over 40 grams of protein per serving while tasting like dessert for breakfast.

Overnight oats originated as a Swiss breakfast called Bircher muesli in the early 1900s, created by physician Maximilian Bircher-Brenner. The cold-soaking method softens oats without cooking, creating a creamy, pudding-like texture that’s perfect for busy mornings. Adding protein powder transforms this traditional breakfast into a complete meal that keeps you satisfied for hours.

Why You’ll Love This High-Protein Overnight Oats Recipe

I’ve been making these protein overnight oats for my family for three years now, and they’ve become our go-to breakfast solution. The 40-plus grams of protein keeps everyone satisfied until lunch, eliminating those mid-morning snack attacks that used to plague our household. These oats require just five minutes of prep time the night before, making hectic mornings completely stress-free. The recipe stays fresh in the refrigerator for up to five days, perfect for weekly meal prep sessions. My favorite feature is the endless flavor possibilities – from banana bread to pumpkin spice latte, there’s a combination for every craving. Even my pickiest teenager requests these over sugary cereals, proving that healthy doesn’t have to mean boring.

Storage & Serving Tips

Store these protein overnight oats in sealed mason jars or containers in the refrigerator for up to five days, making them perfect for weekly meal prep. Pro tip: I recommend adding a splash of extra almond milk before serving if the oats seem too thick, as they continue absorbing liquid overnight. For best results, let them sit at least six hours, though overnight is ideal for maximum creaminess and flavor development. These oats are incredibly versatile – enjoy them cold straight from the fridge, or warm them gently in the microwave for thirty seconds if you prefer a warm breakfast. I usually prepare five jars on Sunday night, adding fresh toppings like sliced banana or berries right before eating to maintain the best texture.

Conclusion

These high-protein overnight oats prove that healthy breakfast prep doesn’t have to be complicated or time-consuming. With over 40 grams of protein and endless flavor possibilities, they’ll transform your morning routine into something you actually look forward to. Give this recipe a try, and discover how five minutes of evening prep can revolutionize your entire day.

Three containers of protein overnight oats meal prep with different flavor variations

High-Protein Overnight Oats

Make-ahead protein overnight oats with 40+ grams of protein per serving and endless flavor variations
Prep Time 5 minutes
Cook Time 0 minutes
Chill Time 6 hours
Total Time 5 minutes
Servings: 1 portions
Course: Breakfast
Cuisine: American
Calories: 426

Ingredients
  

  • 0.5 cup unsweetened almond milk plain or vanilla, more if needed
  • 0.25 cup plain Greek yogurt or vanilla Greek yogurt
  • 0.5 cup old-fashioned rolled oats gluten-free certified or regular
  • 1 scoop protein powder vanilla or unflavored (whey or pea)
  • 0.5 tablespoon chia seeds
  • 0.5 teaspoon vanilla extract

Equipment

  • Mason jar or container with lid
  • Measuring cups
  • Spoon for stirring

Method
 

  1. In a sealable mason jar or small container, add all the base ingredients: almond milk, Greek yogurt, rolled oats, protein powder, chia seeds, and vanilla extract.
  2. Stir well and make sure all oats are submerged in the almond milk. Add an extra splash of almond milk if needed.
  3. Add your desired flavor variation ingredients (banana bread, pumpkin spice, apple pie, etc.) and stir to combine.
  4. Place the lid on top to seal the container.
  5. Refrigerate to soak overnight or for at least 6 hours (up to 5 days).
  6. When ready to serve, add additional almond milk if desired and any fresh toppings like sliced banana or berries.
  7. Enjoy chilled straight from the refrigerator!

Notes

Recipe includes 10+ flavor variations including Banana Bread, Pumpkin Spice Latte, Apple Pie, Peanut Butter & Jelly, Peaches ‘n Cream, and Coconut Bliss. Can be made vegan with plant-based yogurt. Stays fresh up to 5 days in refrigerator.
High Protein Overnight Oats 40g Protein Breakfast Recipe

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