Protein Rice Krispies Treats Recipe
Introduction
These Protein Rice Krispies bring a delicious twist to the classic treat by adding vanilla-flavored protein powder. They’re easy to make, perfectly chewy, and great for a quick energy boost.

Ingredients
- 5 cups Rice Krispies or crispy rice cereal
- 2 tablespoons milk (regular or almond milk)
- 1/2 cup vanilla flavored protein powder
- 4 tablespoons salted butter
- 10.5 ounce bag mini marshmallows
- 1 teaspoon vanilla extract
- Sprinkles (optional)
Instructions
- Step 1: Line a 9×9 inch pan with foil or parchment paper and grease it with butter or nonstick cooking spray.
- Step 2: In a small bowl, whisk together the milk and protein powder until smooth and fully combined. Set aside.
- Step 3: Heat a large pot over medium heat, add the butter, and melt it completely.
- Step 4: Reduce the heat to low, add the mini marshmallows, and stir continuously until melted. Then stir in the vanilla extract and the protein powder mixture.
- Step 5: Remove the pot from heat and quickly stir in the Rice Krispies until the marshmallow mixture evenly coats the cereal.
- Step 6: Transfer the mixture to the prepared pan and gently press it down. If using, sprinkle sprinkles on top. Avoid pressing too hard to keep the treats light and chewy.
- Step 7: Let the mixture rest for 30 to 60 minutes until set, then slice into squares and enjoy!
Tips & Variations
- For extra flavor, swap out vanilla extract for almond or maple extract.
- Use gluten-free crispy rice cereal to make this treat gluten-free.
- Try adding chopped nuts or dried fruit for additional texture.
- If you prefer a firmer bar, press the mixture a bit more firmly, but be careful not to overdo it.
Storage
Store the Protein Rice Krispies in an airtight container at room temperature for up to 3 days. For longer storage, keep them in the refrigerator for up to a week. If they become too firm, let them sit at room temperature for a few minutes before serving.
How to Serve

Serve this delicious recipe with your favorite sides.
FAQs
Can I use a different protein powder flavor?
Yes, you can experiment with other flavors like chocolate or strawberry, but keep in mind it will change the taste of the treats.
Can I make this recipe vegan?
To make a vegan version, use non-dairy butter, vegan marshmallows, and plant-based milk. Be sure your protein powder is also vegan-friendly.
PrintProtein Rice Krispies Treats Recipe
Protein Rice Krispies bars are a delicious twist on the classic treat, incorporating vanilla-flavored protein powder for a nutritious boost. These bars are easy to make, combining crispy rice cereal with melted marshmallows, butter, and a creamy protein mixture. Perfect as a high-protein snack or dessert, they are soft, chewy, and optionally topped with colorful sprinkles for fun.
- Prep Time: 10 minutes
- Cook Time: 10 minutes
- Total Time: 40-70 minutes
- Yield: 16 squares 1x
- Category: Snack
- Method: Stovetop
- Cuisine: American
- Diet: Low Fat
Ingredients
Dry Ingredients
- 5 cups Rice Krispies or crispy rice cereal
- 1/2 cup vanilla flavored protein powder
- 10.5 ounce bag mini marshmallows
Wet Ingredients
- 2 tablespoons milk (regular or almond milk)
- 4 tablespoons salted butter
- 1 teaspoon vanilla extract
Optional
- Sprinkles (optional, for topping)
Instructions
- Prepare the pan: Line a 9×9 inch pan with foil or parchment paper and grease it with butter or nonstick cooking spray to prevent sticking.
- Mix protein and milk: In a small bowl, whisk together the milk and vanilla protein powder until smooth and well combined. Set aside for use later.
- Melt butter: Place a large pot or stock pot over medium heat and add the salted butter. Allow it to melt completely.
- Melt marshmallows and combine: Reduce heat to low, add the mini marshmallows to the melted butter, stirring continuously until the marshmallows are fully melted and smooth. Then stir in the vanilla extract and the milk-protein mixture until fully incorporated.
- Add cereal: Remove the pot from heat and quickly stir in the Rice Krispies cereal, gently mixing until the cereal is evenly coated with the marshmallow mixture.
- Transfer to pan: Pour the mixture into the prepared pan and gently press it down evenly. Be careful not to press too firmly to keep the bars soft and chewy. Optionally, sprinkle with desired sprinkles on top.
- Set and slice: Allow the mixture to rest and set for 30 to 60 minutes at room temperature. Once firm, slice into squares and enjoy your protein-packed Rice Krispies treats.
Notes
- You can substitute almond milk or any preferred milk for regular milk to suit dietary preferences.
- Use vanilla flavored protein powder for best taste; unflavored or other flavors may alter the flavor profile.
- If you want chewier bars, avoid pressing the mixture too hard into the pan.
- Store leftovers in an airtight container at room temperature for up to 3 days or refrigerated for up to a week.
- For a gluten-free option, ensure the Rice Krispies cereal is certified gluten-free as some brands contain malt flavoring derived from barley.
Keywords: Protein Rice Krispies, protein snack, Rice Krispies treat, high protein bars, easy protein recipe, vanilla protein powder

