You know that craving for donuts that hits at the worst possible time? I used to wrestle with it too—until I discovered these magical air fryer protein donuts low calorie! As a fitness coach who loves dessert (yes, we exist), I needed something that wouldn’t wreck my macros. These fluffy, 120-calorie wonders became my secret weapon. They’re ready in 15 minutes flat, and trust me, that vanilla protein powder makes them taste way too good to be this healthy. My clients beg for this recipe weekly—now it’s your turn!

Why You’ll Love These Air Fryer Protein Donuts Low Calorie
These aren’t your average donuts—they’re your new breakfast (or dessert!) best friend. Here’s why:
- Guilt-free indulgence: Only 120 calories per donut with 8g protein to keep you full
- Crazy fast: From bowl to table in 15 minutes—no more waiting for bakery runs
- Air fryer magic: That golden exterior with a fluffy center, minus the oil bath
- Customizable: Add cocoa powder, cinnamon, or swap sweeteners to match your mood
- No fancy ingredients: Just pantry staples you probably already have
Honestly? I make a batch every Sunday—they disappear by Tuesday.
Ingredients for Air Fryer Protein Donuts Low Calorie
Gather these simple ingredients—I promise you won’t need to hunt for obscure health food store items! The magic happens when these pantry staples come together just right.
Dry Ingredients
- 1 cup oat flour (not packed) – Spoon it lightly into your measuring cup to avoid dense donuts
- 1 scoop (30g) vanilla protein powder – My favorite is whey isolate, but any works (see substitutions below!)
- 1 tsp baking powder – Make sure it’s fresh—test it by dropping some in water to see if it bubbles
Wet Ingredients
- 1 large egg – Room temperature blends better (just leave it out for 10 minutes)
- 1/4 cup unsweetened almond milk – The thinner consistency helps the batter flow into molds
- 1 tbsp honey – Warm it slightly if it’s too thick to mix easily
- 1 tsp vanilla extract – Splurge on the real stuff—imitation vanilla can taste artificial
Ingredient Substitutions
Ran out of something? No panic—here are my tested swaps:
- Oat flour → Almond flour – Use 3/4 cup instead (it’s denser). Texture becomes more muffin-like.
- Honey → Maple syrup – Same amount, but the donuts will brown faster—check at 7 minutes.
- Whey protein → Plant protein – May need 1-2 extra tbsp milk as plant proteins absorb more liquid.
- Almond milk → Any milk – Dairy, oat, or coconut all work—just avoid sweetened varieties.
- Egg → Flax egg – Mix 1 tbsp ground flax + 3 tbsp water, let sit 5 mins. Donuts will be slightly less fluffy.
See? Flexibility is baked right into this recipe! Now let’s get mixing…
How to Make Air Fryer Protein Donuts Low Calorie
Okay, let’s get to the fun part! Making these protein donuts is seriously foolproof—I’ve taught this to kitchen newbies and they nail it every time. Just follow these steps (and try not to eat all the batter—it smells amazing).
Step 1: Prep the Batter
First, grab two bowls—one big, one small. In the big bowl, whisk together all your dry ingredients (oat flour, protein powder, baking powder). Here’s my secret: sift them if you’re feeling fancy—it prevents little protein powder lumps. In the small bowl, beat the egg lightly, then mix in the almond milk, honey, and vanilla.
Now, pour the wet ingredients into the dry. Here’s where I get strict: fold gently with a spatula just until combined. Overmixing makes tough donuts—a few small lumps are totally fine. The batter should be thick but pourable, like pancake batter. Too thick? Add 1 tsp milk at a time.
Step 2: Fill Molds Correctly
Time for the molds! If you’re using silicone (my favorite), no prep needed. Metal molds? Give them a quick spray with oil—trust me, it’s worth avoiding the “donut stuck in pan” heartbreak. Spoon or pipe the batter into each cavity, filling only 2/3 full.
Pro tip: Tap the molds lightly on the counter to release air bubbles. I learned this the hard way after my first batch had weird craters. Want perfect rings? Run a toothpick through the batter to smooth the centers after filling.
Step 3: Air Fry to Perfection
Preheat your air fryer to 350°F (175°C) for 3 minutes—this gives that instant crisp exterior. Carefully place the molds inside (don’t stack them!). Cook for 8-10 minutes until golden. At 8 minutes, do the toothpick test: it should come out with just a few moist crumbs.
They’ll look slightly soft when hot but firm up as they cool—resist poking them! Let them sit in the molds for 2 minutes, then transfer to a rack. Wait at least 5 minutes before eating (I know, torture) or they’ll fall apart. That first bite of warm, vanilla-scented donut? Pure magic.
Tips for Perfect Air Fryer Protein Donuts Low Calorie
After making literally hundreds of these donuts (okay, maybe thousands—my gym buddies are obsessed), I’ve learned all the tricks to guarantee bakery-quality results every time. These are the game-changers that took my donuts from “good enough” to “holy cow, these can’t be healthy!”
- Spray those molds – Even with nonstick silicone, a quick spritz of coconut oil spray prevents any sticking disasters. Just don’t go overboard—we’re keeping these low-calorie!
- Rotate halfway through – If your air fryer has hot spots (most do!), rotate the tray at the 5-minute mark for even browning. My donuts went from pale on one side to burnt on the other before I figured this out.
- Cool completely before storing – I know it’s tempting to bag them warm, but trapped steam makes them soggy. Wait until they’re room temp—about 30 minutes—then into an airtight container they go.
- Use a piping bag for neat rings – Spooning batter works, but for those perfect bakery-style circles, pour batter into a piping bag (or ziplock with the corner snipped). So much cleaner than my early messy attempts!
- Double-check your protein powder – Some brands clump terribly. If yours does, sift it with the dry ingredients. I ruined a batch before realizing my cheap powder had cement-like lumps.
The best part? Even if you mess up (been there!), these donuts are still edible. My “ugly” batches just get crumbled over yogurt—zero waste, all deliciousness!
Variations for Air Fryer Protein Donuts Low Calorie
Once you’ve mastered the basic recipe (and trust me, you will!), it’s time to play! These simple twists keep my donut game fresh—I rotate them based on my cravings. Best part? Each adds barely any extra calories while packing serious flavor punches.
Chocolate Lover’s Dream
My Sunday morning ritual? These cocoa-kissed beauties. Just add 2 tbsp unsweetened cocoa powder to the dry ingredients (sift it to avoid lumps!). The batter will thicken, so I stir in 1 extra tbsp almond milk. They bake up rich and fudgy—like a brownie in donut form! (+5 calories per donut, but worth every one.)
Cinnamon Spice Comfort
When the weather turns chilly, I whisk 1 tsp cinnamon + 1/4 tsp nutmeg into the dry mix. The house smells like a cozy café while they cook! For extra warmth, I sometimes swap the vanilla extract for 1/2 tsp almond extract—just be careful, as it’s potent. (No calorie change—just pure aromatic bliss!)
Lemon Berry Burst
Spring calls for something bright! I zest 1 lemon into the batter and swap vanilla for 1/2 tsp lemon extract. After cooking, I mash 3 fresh raspberries with a teaspoon of honey and drizzle over the top. The tart-sweet combo is insane! (+8 calories if you go wild with the berry drizzle.)
Pro tip: Want a protein boost? Roll warm donuts in 1 tbsp crushed nuts or unsweetened coconut—it sticks perfectly! (Adds ~10 calories but gives awesome texture.) The possibilities? Endless. Next on my list: pumpkin spice version for fall!
Storing and Reheating
Here’s the good news—these donuts stay delicious for days! But trust me, they never last that long in my house. Here’s how to keep them fresh (when you miraculously have leftovers).
Airtight is everything: Once completely cooled, pop them in an airtight container with a paper towel at the bottom to absorb any moisture. They’ll stay perfect at room temperature for 3 days—any longer and the texture starts to change. I’ve tried freezing them too (more on that below!).
Reheating magic: That first-day freshness is easy to recreate! For a single donut, microwave for 5-7 seconds—just enough to take the chill off without making it rubbery. Want that crispy exterior back? A quick 1-minute spin in the air fryer at 300°F works wonders. Watch closely though—they go from warm to overdone in seconds!
Freezer hack: Yes, you can freeze them! I layer them between parchment paper in a freezer bag. They keep for 1 month—just thaw at room temp for 30 minutes or microwave frozen for 10 seconds. Perfect for when that donut craving hits at odd hours (we’ve all been there at midnight!).
Pro tip: If you’re meal prepping, store the donuts unfrosted. The texture stays better, and you can jazz them up fresh with a quick drizzle of yogurt or nut butter when ready to eat. My gym bag always has one stashed for emergency snack attacks!
Estimated Nutritional Info
Okay, let’s talk numbers—but keep in mind, these are estimates based on my exact ingredients. Your brand of protein powder or oat flour might tweak things slightly. But here’s the beautiful part: even if the numbers shift a bit, these donuts stay firmly in the “guilt-free” zone!
- Calories: ~120 per donut (that’s HALF a regular glazed donut!)
- Protein: 8g (thanks, protein powder—keeping us full for hours!)
- Sugar: Only 3g naturally from the honey (no blood sugar spikes here)
- Carbs: 15g with 2g fiber (slow-release energy from the oat flour)
- Fat: Just 2g (and it’s the good kind from eggs and almond milk)
Fun fact: When I first calculated these, I triple-checked my math because I couldn’t believe something this tasty could be this light. My fitness clients love that they can enjoy two donuts for fewer calories than one store-bought muffin! Just remember—if you go wild with toppings (looking at you, peanut butter drizzle), adjust accordingly. But honestly? Life’s too short not to enjoy your donuts.
Common Questions About Air Fryer Protein Donuts Low Calorie
I get asked about these donuts constantly—at the gym, in my DMs, even by my dentist (true story!). Here are the top questions that pop up, with all the answers I’ve discovered through (sometimes hilarious) trial and error.
Can I bake these instead of using an air fryer?
Absolutely! Preheat your oven to 325°F (160°C)—the lower temp prevents drying out. Bake for 12-14 minutes in a greased donut pan. They’ll be slightly softer than the air-fried version but just as delicious. Pro tip: Place a pan of water on the oven’s lower rack to keep them extra moist. (This trick saved my first oven batch from turning into donut-shaped hockey pucks!)
What protein powder works best?
I’ve tested them all! Whey protein isolate gives the fluffiest texture and mildest flavor—my gold standard. But plant-based powders (pea, rice, or blends) work great too—just add 1-2 extra tablespoons of milk since they absorb more liquid. Avoid casein unless you like dense, muffin-top donuts (learned that the hard way). And whatever you do, skip the flavored “cake batter” proteins—their artificial sweetness overpowers everything. (Yes, even your morning coffee will taste weird afterward.)
How long do they keep in the freezer?
They freeze like champs! Layer cooled donuts between parchment paper in an airtight container or freezer bag. They’ll stay perfect for 1 month—any longer and they start tasting like freezer burn. To revive, either:
– Thaw at room temp for 30 minutes (great for lunchboxes)
– Microwave frozen for 10 seconds (emergency craving fix)
– Air fry at 300°F for 1 minute (best texture revival)
My freezer stash has saved me from countless late-night drive-thru temptations!
Bonus question I get: “Are these really donuts or just healthy imposters?” Taste one and you’ll stop asking—the vanilla-kissed, fluffy texture doesn’t lie. Now go make a batch before someone eats your protein powder straight from the tub again (we’ve all been there).
Print
Air Fryer Protein Donuts Low Calorie – 120 Calorie Bliss in 15 Minutes
- Total Time: 15 mins
- Yield: 6 donuts
- Diet: Low Calorie
Description
Low-calorie protein donuts made in an air fryer for a healthy, guilt-free treat.
Ingredients
- 1 cup oat flour
- 1 scoop vanilla protein powder
- 1 tsp baking powder
- 1/4 cup almond milk
- 1 egg
- 1 tbsp honey
- 1 tsp vanilla extract
Instructions
- Preheat air fryer to 350°F (175°C).
- Mix dry ingredients in a bowl.
- Add wet ingredients and stir until smooth.
- Pour batter into donut molds.
- Air fry for 8-10 minutes.
- Let cool before serving.
Notes
- Use silicone donut molds for easy removal.
- Adjust sweetness with more or less honey.
- Store leftovers in an airtight container.
- Prep Time: 5 mins
- Cook Time: 10 mins
- Category: Dessert
- Method: Air Fryer
- Cuisine: American