My single serve protein cookie recipe went viral, and one of the most frequently asked questions was “how can I make a whole batch of these?!” So, here ya have it – a big batch protein cookies recipe, with just 6 simple ingredients! These cookies are gluten-free, dairy-free, and easily made vegan (just like the last recipe) but totally indulgent and delicious. Throw this recipe into your weekly meal prep as an easy protein snack or protein-packed dessert!

close up image of a protein cookie with a bite taken out.

Why You’ll Love These Protein Cookies

These cookies are everything you could want in a protein-packed treat – rich, soft, chewy, and naturally sweetened. They’re made with protein powder, creamy peanut butter, and your choice of oat flour or almond flour for a nutritious, allergy-friendly alternative to traditional cookies. Plus, there’s no refined sugar, and they’re so easy to customize – add chocolate chips, skip them, or toss in chopped nuts or dried fruit!

  • Made with just 6 ingredients!
  • Ready in under 20 minutes.
  • Naturally gluten-free, dairy-free, and refined sugar-free.
  • High in protein and perfect for a healthy snack or dessert!

Frequently Asked Questions

Can I use almond flour instead of oat flour?
Yes! Almond flour works beautifully in this recipe and gives the cookies a rich, buttery flavor and tender texture. If you’re looking for nut-free, stick with oat flour.

What kind of protein powder did you use?
I used the Be Well By Kelly Vanilla Grass-Fed Beef Protein Powder, which is non-dairy and great for baking. You can use your favorite protein powder – just make sure it’s unsweetened or mildly sweetened for best results.

Can I make these protein cookies sugar-free?
Absolutely! Swap out the maple syrup for a sugar-free alternative like monk fruit syrup or a few drops of liquid stevia. Just note that texture and sweetness may vary slightly depending on your swap.

overhead image of protein cookies on a table.

Sam’s Recipe Tips

  • For best texture, make sure your peanut butter is smooth and runny – not thick or dry.
  • Don’t over-bake! The cookies firm up as they cool, so remove them once they’re lightly golden at the edges.
  • Add-ins like chia seeds, flaxseed, or chopped nuts can boost nutrition even further.

Storing and Freezing Tips

Store these cookies in an airtight container at room temperature for up to 3 days, or in the fridge for up to 1 week. They also freeze beautifully – just pop them in a freezer-safe bag or container and store for up to 2 months. Let them thaw at room temp or warm slightly before enjoying.

More Protein-Packed Recipes You’ll Love

overhead image of a protein cookie cut in half.
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The BEST Protein Cookies (one-bowl!)

Soft, chewy, and loaded with protein, these best ever protein cookies are made with just 6 simple ingredients you likely already have at home! They come together in under 20 minutes, are totally gluten-free, dairy-free, and packed with wholesome fuel to satisfy your sweet tooth and power your day!
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Prep Time: 5 minutes
Cook Time: 12 minutes
Total Time: 17 minutes
Servings: 8 cookies

Equipment

  • 1 large baking sheet
  • 1 large bowl

Ingredients

  • 1 1/2 cups oat flour or almond flour
  • 1/3 cup non-dairy milk
  • 1/2 cup vanilla or unflavored protein powder
  • 1/2 cup creamy peanut butter unsweetened
  • 1/4 cup maple syrup or your preferred liquid sweetener
  • 1/2 cup chocolate chips optional

Instructions

  • Preheat oven to 350° Fahrenheit and line a cookie sheet with parchment paper.
  • Add all ingredients except chocolate chips to a large bowl and mix until fully combined. Then, fold in the chocolate chips, if using.
  • Scoop 2-tablespoon sized balls of cookie dough onto the cookie sheet, spacing each cookie a few inches apart. Once all cookies are scooped, gently press the top of each cookie to slightly flatten it.
  • Bake for 12-15 minutes, or until cookies are lightly golden brown around the edges then remove from the oven and let cool before serving or storing.

Notes

Nutrition info includes the chocolate chips.

Nutrition

Serving: 1cookie | Calories: 250kcal | Carbohydrates: 23g | Protein: 15g | Fat: 13g | Sugar: 10g

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