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oatmeal protein bars

No-Bake Oatmeal Protein Bars

These no-bake oatmeal protein bars are packed with peanut butter, oats, and protein powder. They’re easy to make, super filling, and perfect for breakfast or a quick snack. No oven needed—just mix, press, and chill!
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Prep Time 10 minutes
Chilling time 1 hour
Total Time 1 hour 10 minutes
Servings: 12 Bars
Course: Breakfast, Snack
Cuisine: American, Healthy Meal Prep
Calories: 210
Ingredients Method Notes

Ingredients
  

  • 2 cups rolled oats
  • 1 cup natural peanut butter
  • 1/2 cup honey or maple syrup
  • 1/2 cup vanilla protein powder
  • 1/4 cup ground flaxseed optional
  • 1 ripe banana mashed (optional)
  • 1 tsp vanilla extract
  • 1/2 tsp ground cinnamon
  • Pinch of sea salt
  • 1/4 cup mini chocolate chips or chopped nuts optional

Method
 

Step 1:
  1. In a large mixing bowl, stir together peanut butter, honey (or maple syrup), mashed banana, and vanilla extract until smooth.
Step 2:
  1. Add oats, protein powder, ground flaxseed (if using), cinnamon, and salt. Mix everything until well combined. The mix should be thick but still easy to press.
Step 3:
  1. Fold in mini chocolate chips or chopped nuts if you like.
Step 4:
  1. Line an 8x8-inch pan with parchment paper. Press the mixture firmly into the pan using the back of a spoon or your hands.
Step 5:
  1. Chill in the fridge for at least 1 hour (or overnight for best texture).
Step 6:
  1. Once firm, slice into bars or squares. Store in the fridge or freezer.

Notes

  • If your peanut butter is too thick, microwave it
    • If your peanut butter is too thick, microwave it for 10–15 seconds to make mixing easier.
    • You can skip the banana if you want a firmer texture.
    • Use parchment paper to make cleanup and cutting way easier.
    • These bars taste great straight from the freezer too.
    for 10–15 seconds to make mixing easier.
  • You can skip the banana if you want a firmer texture.
  • Use parchment paper to make cleanup and cutting way easier.
  • These bars taste great straight from the freezer too.