Protein Donuts

These protein donuts are soft, fluffy, and baked — not fried — making them an easy high-protein swap for your usual bakery treat. Made with oat flour, protein powder, and Greek yogurt, this protein donuts recipe comes together in one bowl and bakes in just 12 minutes. For more easy ideas like this, browse our high-protein snack recipes collection.

Why You’ll Love This Recipe

• These protein donuts are baked instead of fried, keeping the recipe lighter without sacrificing flavor.
• Each donut delivers a solid protein boost from both protein powder and Greek yogurt.
• Ready in under 25 minutes from start to finish, including bake time.
• One bowl, no mixer required — just whisk, pipe, and bake.
• Easy to dress up with a simple glaze or keep plain for grab-and-go snacking.

Ingredients Overview

This protein donuts recipe relies on oat flour and vanilla protein powder as the base, with Greek yogurt and eggs adding moisture and structure without any oil or butter. Baking powder and baking soda help the donuts rise and stay light, while honey brings natural sweetness without refined sugar. A touch of milk thins the batter just enough to pipe it smoothly into the pan.

Choosing protein-rich snacks like these can help you stay satisfied between meals while supporting your body’s everyday needs. According to USDA FoodData Central, protein sources like yogurt and eggs provide a complete amino acid profile, making them a reliable way to round out a high-protein snack. A simple melted dark chocolate drizzle is optional, but it turns these into more of a treat without adding much extra sugar.

Step-by-Step Instructions

Follow these simple steps to make soft, fluffy protein donuts at home.

1. Preheat the oven to 350°F (175°C) and lightly grease a donut pan.
2. In a large bowl, whisk together the oat flour, protein powder, baking powder, baking soda, and salt.
3. In a separate bowl, whisk the Greek yogurt, eggs, milk, honey, and vanilla extract until smooth.
4. Pour the wet ingredients into the dry ingredients and stir just until combined, being careful not to overmix.
5. Spoon the batter into a piping bag (or a zip-top bag with the corner snipped) and pipe it evenly into the donut pan cavities.
6. Bake for 11-13 minutes, until the donuts spring back when lightly touched and a toothpick comes out clean.

Pro Tip: Let the donuts cool in the pan for 5 minutes before transferring them to a wire rack — this helps them hold their shape and keeps them from sticking.

Meal Prep & Storage Tips

These protein donuts store well, making them a convenient addition to your weekly meal prep. Keep them in an airtight container at room temperature for up to 3 days, or refrigerate for up to a week. For longer storage, freeze the baked donuts in a single layer, then transfer to a freezer bag for up to 3 months — thaw at room temperature or warm briefly before eating.

Variations & Substitutions

Swap the vanilla protein powder for chocolate if you prefer a richer flavor, adjusting the milk slightly if the batter feels too thick. A simple glaze of melted dark chocolate or a light drizzle of peanut butter adds extra flavor without much added sugar. Cinnamon or a touch of nutmeg can be stirred into the dry ingredients for a warmer, spiced version. If you don’t have a donut pan, this batter also works well in a mini muffin tin.

Frequently Asked Questions

Can I double this recipe?

Yes, this protein donuts recipe doubles easily if you have two donut pans, or you can bake in batches and store the extras following the tips above.

Do I need a donut pan for this recipe?

A donut pan gives the best classic shape, but a mini muffin tin works as a substitute if you don’t have one — just adjust the bake time slightly since the shape will be different.

What protein powder works best for this recipe?

A vanilla whey or plant-based protein powder both work well here. Avoid powders that are overly gritty, as they can affect the final texture of the donuts.

Why are my protein donuts dense instead of fluffy?

This usually happens with protein donuts from overmixing the batter. Stir just until the wet and dry ingredients are combined, and stop as soon as you no longer see streaks of flour.

Conclusion

These protein donuts prove that a bakery-style treat can still fit into a high-protein meal prep routine. Keep a batch in the fridge or freezer, and you’ll always have a better-for-you donut within reach. Want more high-protein snack ideas delivered straight to your inbox? Sign up for our newsletter for new recipes every week.

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