
These glazed Funfetti protein bites are soft, sweet, and made with zero sugar cake mix, Fit Flour, sugar-free syrup, milk, sprinkles, and a simple glaze.
They are rolled into small cake batter-style bites, air fried until set, and coated in glaze for that sweet birthday cake finish.
I wanted this recipe to feel different from my usual protein donut holes. Those are typically made with Greek yogurt and have more of a soft doughy donut hole texture. These are more like glazed cake batter bites.
The zero sugar cake mix gives them the Funfetti birthday cake flavor, while the Fit Flour adds protein and helps the dough hold together. The sugar-free syrup adds sweetness and moisture, and the milk brings everything together just enough to roll into balls.
The key is adding the milk slowly. You want a soft dough that can be rolled, not a sticky batter.
Once they air fry, the outside sets while the inside stays soft and cakey. Then the glaze gives them that bakery-style finish.
This recipe makes about 12 protein bites, and each bite is roughly 80 to 85 calories with 4 to 5g of protein, depending on your cake mix, Fit Flour, milk, sprinkles, and glaze.
If you like easy high-protein treats, try these next:
- White Chocolate Protein Cake Pops With Rainbow Sprinkles
- Sugar Cake Protein Cookies (High-Protein Recipe)
- Birthday Cake Protein Donut Holes

Why These Glazed Funfetti Protein Bites Work
This recipe works because the cake mix and Fit Flour balance each other.
The cake mix brings sweetness, vanilla flavor, and that classic Funfetti taste. The Fit Flour adds protein and structure so the bites can be rolled and air fried without falling apart.
The sugar-free syrup helps bind the dough and keeps the inside softer. The milk is added only as needed, which gives you control over the texture.
Too much milk will make the dough sticky and hard to roll. Too little milk will make it crumbly.
The glaze is what makes these feel like a dessert. Without the glaze, they are soft cake batter protein bites. With the glaze, they taste more like little glazed birthday cake bites.
Why You'll Love This Recipe
- Funfetti Flavor: Zero sugar cake mix and sprinkles give these a sweet birthday cake flavor.
- No Protein Powder Needed: The protein comes from Fit Flour instead of a scoop of protein powder.
- Air Fryer Friendly: They cook quickly at 325°F in about 10 minutes.
- Soft and Cakey: The inside stays tender while the outside sets.
- Glazed Finish: The glaze makes them feel more like a bakery treat.
- Easy to Portion: Roll them into small bites and track them individually.
- Different From Donut Holes: These are more like glazed cake batter bites than yogurt-based donut holes.

What Makes These Different From Protein Donut Holes?
My Funfetti protein donut holes use Greek yogurt to hydrate the dough.
These glazed Funfetti protein bites use sugar-free syrup and milk instead. That gives them a slightly different texture and makes them feel more like a cake batter bite.
They are still round, air fried, and bite-sized, but I would not frame them as the same recipe.
These are softer, sweeter, and finished with glaze. Think of them as a cross between a cake pop bite, a donut hole, and a glazed birthday cake snack.
Key Equipment
Air Fryer: Sets the outside of the protein bites quickly and keeps them perfectly round without drying out the centers.
Digital Scale: Essential for portions. Weighing the entire dough ball and dividing it by 16 ensures every single bite cooks at the exact same rate and matches your tracked macros.
Silicone Spatula Set: The dough gets thick and tacky as it sits. A stiff silicone spatula lets you fold the sprinkles into the mix cleanly without crushing them or bleeding the colors.

Ingredient Deep Dive & Strategy
Pillsbury Zero Sugar Cake Mix: This gives the bites their sweet cake batter flavor and helps keep the recipe simple.
Fit Flour: Adds protein and structure. It helps turn the cake mix into a rollable dough instead of a loose batter.
Sugar-Free Syrup: Adds sweetness and moisture while helping bind the dough.
Milk: Brings the dough together. Start with 1/3 cup and add more only as needed.
Sprinkles: Give the bites their Funfetti look and birthday cake flavor.
Glaze: The glaze adds sweetness and gives the outside that finished dessert texture.
Fit Flour Matters
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The Dough Texture Strategy
The most important part of this recipe is the dough texture.
You want the dough to be soft, slightly tacky, and rollable. It should hold together when pressed between your hands.
Start with the cake mix, Fit Flour, sugar-free syrup, and 1/3 cup milk. Mix it well. If the dough is still dry or crumbly, add more milk a tablespoon at a time.
Do not pour in the full 1/2 cup of milk right away. Different cake mixes and high-protein flours absorb liquid differently.
The goal is a dough you can roll into balls without it sticking all over your hands.

How To Make Glazed Funfetti Protein Bites
1. Preheat the air fryer
Preheat your air fryer to 325°F.
Lightly spray the basket or use an air fryer liner if needed.
2. Mix the dry ingredients
In a mixing bowl, combine the zero sugar cake mix and Fit Flour.
Stir until evenly mixed.
3. Add syrup and milk
Add the sugar-free syrup and 1/3 cup milk.
Mix until a dough starts to form.
If the mixture is too dry, add more milk 1 tablespoon at a time until the dough becomes rollable.

4. Fold in the sprinkles
Gently fold in the sprinkles.
Do not overmix, or the colors may bleed into the dough.
5. Roll into bites
Divide the dough into 12 small portions and roll into balls.
Try to keep them similar in size so they cook evenly.

6. Air fry
Place the bites in the air fryer basket with space between them.
Air fry at 325°F for about 10 minutes, or until the outside is set and lightly golden.
The exact time may vary by air fryer and the size of the bites.
7. Cool slightly
Let the bites cool for a few minutes before glazing.
They will firm up slightly as they cool.
8. Glaze
Roll or dip the warm bites in glaze.
Let the glaze set for a few minutes before eating.
Simple Glaze Option
If you need a quick glaze, mix:
- Powdered sweetener
- A small splash of milk
- A little vanilla extract
Start with a small amount of milk and add more only as needed. The glaze should be thin enough to coat the bites but not so watery that it disappears.
You can also use a store-bought glaze if you prefer, but the macros will change.

Best Texture Tips
For the best glazed Funfetti protein bites:
- Add the milk slowly.
- Mix until the dough is rollable, not wet.
- Do not overmix after adding sprinkles.
- Roll the bites evenly so they cook at the same rate.
- Air fry at 325°F so the outside sets without drying out the middle.
- Let them cool slightly before glazing.
- Glaze while still a little warm so the coating sticks.
Nutrition Estimate
This recipe makes about 12 bites.
Estimated nutrition per bite:
- Calories: 80 to 85
- Protein: 4 to 5g
- Carbohydrates: 15 to 16g
- Fat: less than 1g
Estimated full batch before a heavy glaze:
- Calories: 950 to 1,000
- Protein: 52 to 56g
- Carbohydrates: 175 to 190g
- Fat: 4 to 6g
The final nutrition will depend on the exact cake mix, Fit Flour, milk, syrup, sprinkles, glaze, and how many bites you make.
If you use a thicker glaze, regular powdered sugar, regular syrup, or extra sprinkles, the calories and carbs will increase.
Troubleshooting & FAQ
Why is my dough too dry?
Add more milk 1 tablespoon at a time until the dough holds together. Fit Flour and cake mix can vary in how much liquid they absorb.
Why is my dough too sticky?
You may have added too much milk. Add a little more Fit Flour or cake mix until the dough becomes easier to roll.
Can I use regular cake mix?
Yes. Regular vanilla or Funfetti cake mix will work, but the calories, carbs, and sugar will change.
Can I use protein powder instead of Fit Flour?
I would not use it as a direct 1:1 swap. Protein powder absorbs liquid differently and can make the bites dry or rubbery. This recipe is built around Fit Flour.
Can I bake these instead of air frying?
Yes. Bake them on a parchment-lined baking sheet at 350°F until set and lightly golden. Start checking around 10 to 12 minutes.
Can I make these without glaze?
Yes. They will still work, but the glaze is what makes them feel more like glazed birthday cake bites.
Can I add more sprinkles?
Yes, but too many sprinkles can make the dough harder to roll and will change the macros.
Can I make these ahead?
Yes. They are best fresh, but you can store leftovers and reheat them briefly.

Substitutions
| Component | Swap Options |
|---|---|
| Zero Sugar Cake Mix | Regular vanilla cake mix, Funfetti cake mix, or white cake mix |
| Fit Flour | Another high-protein flour, but liquid may need adjusting |
| Sugar-Free Syrup | Regular maple syrup, honey, or agave, but macros will change |
| Milk | Fairlife milk, skim milk, almond milk, or any milk you like |
| Sprinkles | Rainbow sprinkles, nonpareils, mini chocolate chips, or crushed cookies |
| Glaze | Powdered sweetener glaze, vanilla glaze, or store-bought icing |
Storage & Reheating
Store leftovers in an airtight container in the refrigerator for up to 4 days.
For the best texture, reheat in the air fryer at 300°F for 2 to 3 minutes.
The glaze may soften once stored, so these are best eaten the day they are made.
You can also freeze the unglazed bites for up to 2 months. Reheat, then glaze after warming.
You Might Also Like
If you like birthday cake-style protein desserts, try these next:
- White Chocolate Protein Cake Pops With Rainbow Sprinkles
- Sugar Cake Protein Cookies (High-Protein Recipe)
- Birthday Cake Protein Donut Holes
The Final Verdict & Share
These glazed Funfetti protein bites are soft, sweet, and easy to make in the air fryer. They are different from my Greek yogurt protein donut holes because the base uses zero sugar cake mix, Fit Flour, syrup, and milk to create a rollable cake batter dough. Add the glaze, let it set, and tag me if you try them.

Glazed Funfetti Protein Bites
Ingredients
- 1 cup Pillsbury Zero Sugar Cake Mix
- 1 cup FitFlour
- 3 tbsp Sugar-Free Syrup
- 1/3 cup Milk Plus extra as needed
- 2 tbsp Rainbow Sprinkles
Method
- Preheat your air fryer to 325°F (163°C) and lightly spray the basket or place down an air fryer liner sheet.
- In a medium mixing bowl, whisk together the zero sugar cake mix and 1 cup of high-protein flour until fully combined with no large lumps.
- Pour in the sugar-free syrup and 1/3 cup of milk. Stir well with a spatula until a firm dough forms, adding extra milk 1 tablespoon at a time only if the mixture remains too dry to roll.
- Gently fold the rainbow sprinkles directly into the dough mix using your spatula, being careful not to overmix and bleed the colors.
- Divide the final dough mixture into 16 evenly-sized portions using a scale, and roll each piece tightly between your palms into a clean ball shape.
- Place the bites inside the preheated air fryer basket, leaving space between them, and cook at 325°F (163°C) for 10 minutes until set.
- Let the cooked bites sit and cool for 3 minutes on a plate to firm up their interior texture.
- Optional: Roll each warm bite inside a quick powdered sweetener and milk glaze if desired.








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