High-Protein Peanut Butter Overnight Oats (Printable)

Creamy peanut butter oats packed with protein for an effortless morning meal.

# What You'll Need:

→ Base

01 - ½ cup old-fashioned rolled oats
02 - ¾ cup unsweetened milk of choice (dairy, soy, or pea milk)
03 - ¼ cup plain Greek yogurt or high-protein non-dairy yogurt
04 - 2 tablespoons natural peanut butter
05 - 1 scoop vanilla or unflavored protein powder
06 - 1 to 2 teaspoons honey or maple syrup
07 - ½ teaspoon pure vanilla extract
08 - Pinch of fine sea salt
09 - 1 to 2 tablespoons water or extra milk for consistency adjustment

→ Optional Add-Ins

10 - 1 tablespoon chia seeds or ground flaxseed
11 - ½ teaspoon ground cinnamon
12 - 2 to 3 tablespoons diced banana, berries, or apple
13 - 1 tablespoon mini dark chocolate chips or cacao nibs
14 - 1 tablespoon chopped roasted peanuts

→ Toppings

15 - 1 tablespoon peanut butter or powdered peanut butter
16 - Fresh fruit such as banana slices, strawberries, or blueberries
17 - Dollop of Greek yogurt
18 - Toasted nuts or seeds
19 - Drizzle of honey or maple syrup
20 - Pinch of flaky sea salt

# How-To Steps:

01 - Select a clean jar or container with a tight-fitting lid with 12 to 14 fluid ounces capacity.
02 - Add rolled oats to the jar and stir in chia seeds, flaxseed, cinnamon, and protein powder if using. Add a pinch of salt.
03 - In a separate bowl, whisk together milk, Greek yogurt, peanut butter, vanilla extract, and honey or maple syrup until smooth. Add water or extra milk if the mixture is too thick.
04 - Pour the peanut butter mixture over the oats and dry ingredients. Stir very thoroughly, ensuring no dry pockets remain.
05 - If the mixture is very thick, add a splash more milk and stir again.
06 - Stir in sturdy fruits or chocolate chips now if using. Reserve delicate fruit for serving.
07 - Seal the container and refrigerate for at least 4 hours, preferably overnight between 8 to 12 hours.
08 - Stir well and check the consistency. Add more milk if desired.
09 - Top with a spoonful of peanut butter, fresh fruit, yogurt, nuts or seeds, and a drizzle of honey or maple syrup. Sprinkle with flaky sea salt if desired.
10 - Enjoy straight from the jar or transfer to a bowl. Refrigerated leftovers keep for up to 2 days; add fresh fruit just before serving.

# Expert Tips:

01 -
  • You prep it half asleep and wake up to breakfast thats already waiting, cold and ready to eat.
  • It packs serious protein without feeling like a supplement, just peanut butter doing what it does best.
  • The texture is thick and spoonable, not soupy, so it actually feels like a meal.
  • You can eat it straight from the jar, which means one less dish and zero morning decisions.
02 -
  • Whisk the peanut butter with the milk and yogurt first, or it will clump into stubborn blobs that refuse to blend in.
  • If you skip the protein powder, the texture is looser and sweeter, so add an extra tablespoon of chia seeds to thicken it back up.
  • The oats will thicken a lot overnight, so what looks soupy at night will be perfect and spoonable by morning.
03 -
  • Make a double or triple batch on Sunday and youll have grab and go breakfasts that actually taste good all week.
  • Use a jar with a wide mouth so you can stir easily and scrape every last bit without fighting the sides.
  • If your protein powder tends to clump, blend the wet ingredients in a blender first, then pour over the oats.
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