Enjoy the classic buttery cinnamon-sugar taste in a high-protein, gluten-free cookie. These Protein Snickerdoodle Cookies use simple pantry staples and your preferred protein powder to deliver a soft, chewy treat that fits into your nutrition goals without sacrificing flavor.

“These cookies were delicious and the addition of the cinnamon sugar was brilliant! Tasty little cookie for my afternoon treat 🙂” – Ann
A Quick Look At The Recipe
- ⏲️ Ready In: 20 minutes
- 👪 Serves: 6
- 🍽 Calories & Protein: ~120 kcal and 5 g protein per cookie
- 📋 Main Ingredients: Gluten-free baking flour, cinnamon, sugar, egg yolks, dairy-free butter, maple syrup, vanilla protein powder
- 📖 Dietary Notes: Dairy-free and gluten-free
- ⭐ Why You’ll Love It: Classic cinnamon sugar flavor transformed into a protein-packed, portable treat
If you want the cozy snickerdoodle flavor without the heavy aftereffects of a traditional cookie, these high-protein snickerdoodles are a perfect compromise. They’re soft, lightly chewy, and ideal for a quick snack or a holiday plate when you want something sweet but still nourishing. I often pair them with a smear of protein cookie butter for an extra boost of flavor and protein.
Made with simple ingredients and straightforward steps, these cookies are easy enough for busy weekdays and special occasions alike. They’re small, satisfying, and so tasty you might find yourself doubling the batch.
Why You’ll Love Them
Flavor: Buttery, warm cinnamon sugar just like a classic snickerdoodle.
Simple to make: One bowl, easy steps, no advanced baking skills required.
Protein-packed dessert: A great option when you want an indulgence that supports your protein goals.
Ingredients and Substitutions

- Vegan vanilla protein powder: The choice of powder strongly affects texture and flavor. Pea protein tends to work best for moisture and structure.
- Gluten-free 1:1 baking flour: Helps the cookies rise and keep a familiar cookie texture. Cassava flour can be used as an alternative.
- Dairy-free butter: Adds flavor and the classic snickerdoodle richness. Oils aren’t recommended because they alter flavor and may yield a drier texture.
- Egg yolks: Use yolks only—egg whites can dry out the cookies when combined with vegan protein powders.
See the recipe card below for exact ingredient amounts.
Flavor Variations
Nutty: Add 1/4 teaspoon almond extract to the batter for a subtle almond note.
Sandwich cookies: Spread a dairy-free whipped cream or protein-based filling between two cookies for a delightful treat.
How To Make Protein Snickerdoodle Cookies

Step 1: Whisk egg yolks, melted dairy-free butter, and maple syrup together. Add the dry ingredients one at a time.

Step 2: Mix until the dough is evenly moistened and slightly sticky.

Step 3: Portion the batter with a cookie scoop onto a parchment-lined baking sheet.

Step 4: Sprinkle each cookie with a cinnamon-sugar mixture and bake at 325°F for about 14 minutes. Transfer to a cooling rack immediately and let cool for 30 minutes.
Expert Tips To Make It
Measure the butter while solid, then melt it before mixing to keep proportions accurate.
Bake at 325°F rather than higher temperatures to preserve moisture—higher heat can dry these protein-rich cookies.
Avoid overmixing. With gluten-free flour and protein powder, overworked batter becomes dense instead of tender.
Choosing a Protein Powder
These cookies have been tested with pea and rice protein powders. Pea protein generally absorbs liquid well and keeps cookies moist, while rice protein can produce a slightly drier, more “bubbled” texture.
If using fermented or highly absorbent proteins, you may need to add a small amount of extra liquid (for example, 1/2–1.5 tablespoons of dairy-free milk) to achieve the right dough consistency. Blended vegan powders often yield the most consistent results.
Storing the Cookies
Room temperature: Store in an airtight container on the counter for up to four days to maintain softness.
Refrigerate: Keep in the fridge for 7–10 days; bring to room temperature for 30–60 minutes before serving for best texture.
Freeze: Freeze in a sealed bag for up to three months. Thaw and enjoy at room temperature for the best flavor and texture.
Snickerdoodle Protein Cookies FAQs
Whey tends to bake well and often keeps baked goods moist, but this recipe hasn’t been extensively tested with whey. If you swap in whey, consider adding an extra tablespoon of flour or a splash of dairy-free milk to keep the dough balanced.
Dry cookies usually result from too much protein powder, insufficient moist ingredients, or overbaking. Use the recommended ingredient ratios, avoid overmixing, and bake until the edges are set but not overdone.

More High-Protein Snacks You’ll Love
Dairy-Free Snickerdoodle Protein Bars
5-Minute Gingerbread Protein Bars
Peanut Butter Protein Fudge [dairy-free]
Chocolate Chip Cookie Dough Protein Balls
If you try this Snickerdoodle Protein Cookies recipe, please leave a star rating and let me know how it went!

Easy Snickerdoodle Protein Cookies
Shelby Stover
Ingredients
- 1/4 cup vegan vanilla protein powder
- 2.5 tbsp gluten-free 1:1 baking flour
- 1.5 tsp cinnamon
- 1.5 tbsp sugar (for dough)
- 2 egg yolks
- 2 tbsp dairy-free butter, measured solid then melted
- 2 tbsp maple syrup
- 1 tsp baking powder
- 1/2 tsp baking soda
- 1/4 tsp salt
- Topping: 1 tbsp sugar + 2 tsp cinnamon
Instructions
- Preheat the oven to 325°F (160°C).
- Whisk together the egg yolks, melted dairy-free butter, and maple syrup.
- Add the dry ingredients one by one and stir until combined.
- Mix until the batter is wet and slightly sticky.
- Portion dough with a cookie scoop onto a parchment-lined baking sheet.
- Sprinkle with the cinnamon-sugar topping.
- Bake for 14 minutes, then move cookies to a cooling rack immediately and cool for 30 minutes.
Notes
- Measure butter solid, then melt—this keeps amounts accurate.
- Carton egg yolks may behave differently than fresh yolks.
- Protein powder choice affects texture; pea protein generally gives the best balance of moisture and structure.
- Bake at 325°F to prevent drying out. Remove cookies from the pan to cool to avoid continued cooking and hardening.
Nutrition (per cookie, approximate)
Carbohydrates: 13 g
Protein: 5 g
Fat: 6 g
Sugar: 9 g
