Oreo Buttercream Frosting

A silky, bakery-style Oreo buttercream frosting packed with real cookie crumbs, perfect for piping onto cakes and cupcakes.

Why This Recipe Works:

• Pulverizing the Oreos into a microscopic dust prevents piping bag blockages and ensures a uniform, speckled aesthetic.
• Whipping the butter for a full five minutes before adding sugar builds a stable, aerated structure that holds its shape.
• A splash of heavy cream provides the necessary liquid to dissolve the powdered sugar, preventing a gritty mouthfeel.

My first attempt at making cookies-and-cream frosting for my brother's tenth birthday was an absolute disaster that ended with grey, soupy cement clogging my favorite piping tip.

It was humiliating.

I remember squeezing that plastic piping bag so hard my knuckles turned white and my wrist throbbed, only for the seam to burst and paint my kitchen cabinets in gritty grease. I had lazily crushed the cookies with a heavy rolling pin, leaving massive chunks that stood no chance of passing through a star tip.

That cheap hand mixer I bought in college overheated during the process too. It literally started smoking on my counter.

Here is the scientific reality of why most Oreo frostings fail: fat emulsion breakdown. When you dump heavy, oil-rich cookie crumbs into a delicate butter-and-sugar matrix, the cocoa fats can disrupt the emulsion, turning your silky dream into a curdled mess.

The fix is incredibly simple. Just pulverize the cookies into a fine dust to keep the butter emulsion stable.

It is foolproof.

This frosting is the ultimate partner for decadent chocolate bakes, especially if you want to swap out the marshmallow topping on our S'mores Chocolate Cupcakes. It also makes a spectacular filling for a layered Super Moist Strawberry Cake if you love that classic chocolate-strawberry flavor profile.

Oreo Buttercream Frosting

• Publisher Storied Skillet
• Cuisine American
• Category Dessert, Frosting
• Prep Time 15 minutes
• Cook Time 0 minutes
• Servings 12 servings
• Calories 280 calories
• Rating 4.8 1124
• Tags Oreo buttercream, cookies and cream frosting, cupcake frosting, cake decorating

Ingredients

• 1 cup (226g) unsalted butter, softened to room temperature
• 3 to 4 cups (360g to 480g) powdered sugar, sifted
• 10 standard Oreo cookies (do not use Double Stuf)
• 3 tablespoons heavy whipping cream
• 1 teaspoon pure vanilla extract
• 1/4 teaspoon Diamond Crystal kosher salt

Directions

1. Place the Oreo cookies (wafers and cream filling together) into a food processor. Pulse until they are completely pulverized into a fine, sand-like dust with no visible chunks remaining.
2. In the bowl of a stand mixer fitted with the paddle attachment, beat the softened butter on medium-high speed for a full 5 minutes. Scrape down the sides of the bowl halfway through. The butter should look pale, fluffy, and significantly lightened in color.
3. Turn the mixer to low speed. Gradually add the sifted powdered sugar one cup at a time, allowing it to fully incorporate before adding the next.
4. Pour in the heavy whipping cream, vanilla extract, and Diamond Crystal kosher salt. Increase the speed to medium and beat for another 2 minutes until completely smooth.
5. Gently fold in the pulverized Oreo cookie crumbs using a rubber spatula. Mix by hand until the crumbs are evenly distributed throughout the buttercream.
6. Use immediately to frost cakes or cupcakes, or transfer to a piping bag fitted with a wide star tip.
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Notes

• I highly recommend using Diamond Crystal kosher salt; if you only have Morton's kosher salt or fine table salt, cut the measurement in half (use 1/8 teaspoon instead of 1/4 teaspoon) to avoid an overly salty frosting.
• Avoid using Double Stuf Oreos because the excess palm oil and sugar in the filling will disrupt the fat-to-liquid ratio, causing the buttercream to weep or slide off your cakes.
• Do not rush the initial butter-whipping step; skipping those full 5 minutes of aeration means your frosting will end up dense, greasy, and heavy rather than light and fluffy.
• When stored in the fridge, the butter fats will solidify completely, making the frosting rock-hard; you must bring it back to room temperature and briefly re-whip it before attempting to pipe.
• Always sift your powdered sugar before adding it to the butter to eliminate stubborn lumps that can ruin the silky texture of your final pipe.

Serving Suggestions

This versatile cookies-and-cream frosting pairs beautifully with a variety of baked goods and dessert platters.

• Pipe generous swirls onto rich chocolate cupcakes for a classic bakery look.
• Use it as a decadent filling between layers of vanilla or yellow sponge cake.
• Spread a thick layer over fudgy brownies to create an ultra-indulgent weekend treat.
• Serve it in a bowl as a sweet dessert dip alongside fresh strawberries and graham crackers.
• Sandwich a dollop between two of The Best Chocolate Brownie Cookies for an epic cookie sandwich.

Storage and Reheating

Storage is simple.

Keep any leftover buttercream in an airtight container in the refrigerator for up to one week. Because butter easily absorbs ambient fridge odors, make sure your container has a truly tight seal.

You can also freeze this frosting for up to three months. Just thaw it overnight in the fridge.

Never attempt to microwave or heat cold buttercream to soften it, as this will melt the fat emulsion and leave you with a greasy puddle. Instead, let it sit on the counter for two hours, then beat it with your mixer for a minute to restore its fluffy texture.

Ingredient Substitutes

If you need to adapt this recipe for dietary restrictions or pantry limitations, here are the best tested swaps.

1. Gluten-Free Oreos: Swap standard Oreos for certified gluten-free chocolate sandwich cookies; they behave identically in the food processor.
2. Salted Butter: If using salted butter, omit the additional Diamond Crystal kosher salt entirely to keep the sweetness balanced.
3. Whole Milk: Replace the heavy whipping cream with whole milk if needed, though your frosting will be slightly less rich and airy.
4. Vegan Butter: Use a high-quality stick-style vegan butter (like Miyoko's) and organic powdered sugar for a dairy-free alternative.

I still think about that exploded piping bag every time I pull out my food processor, but this recipe has completely redeemed my baking confidence. I hope it brings a little bit of that easy, low-stress joy to your kitchen table this week.