Oreo Smash Cookies
If you’re an Oreo lover, these cookies are about to become your new favorite.
They start with a thick, fudgy chocolate cookie that’s gently pressed after baking to create the perfect little well for a generous scoop of creamy Oreo buttercream. Finished with crushed Oreo cookies, they’re rich, nostalgic, and taste like something you’d pick up from your favorite bakery.
They’re perfect for birthdays, dessert tables, cookie boxes, or anytime you’re craving cookies and cream.

Why You’ll Love These Cookies
What Makes a Smash Cookie?
Unlike a traditional frosted cookie, a smash cookie is gently pressed while it’s still warm using the bottom of a measuring cup or glass.
This creates:
It’s one of my favorite decorating techniques because it makes every cookie look a little more special.

Chocolate Smash Cookie Base
Equipment
- Cookie Sheet
Ingredients
- 1 box chocolate fudge cake mix (15.25 oz)
- 1/2 cup butter, melted
- 1/4 cup vegetable oil
- 2 eggs
- 1/4 cup buttermilk
- 1/4 cup cocoa powder
- 1/2 cup all-purpose flour
- 1 tsp vanilla extract
Instructions
- Preheat the oven to 350F and line your baking sheet with parchment paper.
- In your mixer, combine cake mix, cocoa powder, and flour.
- Add your melted butter, oil, eggs, buttermilk and vanilla. Mix until a thick dough forms
- (The dough should be thicker than brownie batter but softer than a traditional cookie dough)
- Using a cookie scoop, scoop large balls of dough. (About 1/4 cup per cookie)
- Before baking, use the bottom of your 1/4 cup measuring cup and press down on the center of the cookie (for a place for the frosting to sit).
- Bake for 10-12 minutes.
- Cool completely before frosting.
Oreo Buttercream
Pin Recipe Print RecipeIngredients
- 1 cup salted butter
- 4 cups powdered sugar
- 3 tablespoons heavy cream
- 1 teaspoon vanilla
- 8 Oreo cookies finely crushed
- Pinch of salt
Instructions
- Beat the butter until fluffy.
- Gradually add the powdered sugar, vanilla and heavy cream.
- Mix until incorporated and smooth.
- Fold in finely crushed Oreo cookies after the frosting is fully mixed.
Tips for the Best Oreo Smash Cookies
baking tools i use constantly
Perfect for Every Occasion
These Oreo Smash Cookies are always one of the first desserts to disappear at parties.
They’re perfect for:
More Cookies You’ll Love
If you’re as cookie-obsessed as I am, here are a few more favorites:
There’s just something about cookies and cream that never gets old.
These Oreo Smash Cookies take everything we love about classic Oreos and turn them into a bakery-style dessert that’s fun to make and even more fun to share. Between the rich chocolate cookie, creamy Oreo buttercream, and crunchy cookie topping, every bite is packed with cookies-and-cream flavor.
Whether you’re baking them for a birthday, adding them to a dessert table, or simply treating yourself on a weekend, I hope they become one of those recipes you come back to again and again.
If you make this, let me know! I always love hearing from you.

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