Rich Chocolate Butter Cream Bars

There is something about the combination of a crisp, buttery base and a cloud-like frosting that keeps me coming back for seconds. These bars became a staple in my kitchen after I realized I wanted the flavor profile of a bakery cupcake without the hassle of individual portions. They are substantial, satisfying, and have that specific melt-in-your-mouth quality that makes them dangerous to keep around the house.
Getting the texture right was a bit of a process. I found that if the butter for the base is too soft, the crust becomes greasy, so make sure it is just cool to the touch before mixing. For the frosting, don't skimp on the whipping time. You are aiming for a consistency that mimics a thick mousse, which creates a sharp contrast against the golden, crunchy cookie bottom. These are my go-to when I have guests coming over because they look like they took hours to assemble, even though the active time is minimal.
I recommend using a high-quality cocoa powder and real vanilla bean paste if you have it. It makes a noticeable difference in the depth of the chocolate layer. If you are serving these for a party, cut them into small squares because they are quite rich. They also store beautifully in the fridge, which actually makes the frosting layer firm up nicely for a clean slice.
Frequently asked questions
+ − Can I use salted butter for the base?
You can, but omit the additional salt in the ingredient list to keep the flavor balanced.
+ − How long do these bars stay fresh?
They will stay fresh for up to five days in an airtight container stored in the refrigerator.
+ − Can I freeze these bars?
Yes, they freeze well for up to two months. Wrap them individually and thaw in the fridge before serving.
Rich Chocolate Butter Cream Bars
Nutrition shown per serving · updates with portion size
Ingredients
Instructions
- 1
Preheat your oven to 350 degrees Fahrenheit and line an 8x8 inch baking pan with parchment paper.

- 2
Beat one cup of butter and granulated sugar in a large bowl until creamy.

- 3
Mix in the flour and salt until a crumbly dough forms.

- 4
Press the dough firmly into the prepared baking pan in an even layer.

- 5
Bake for 20 to 25 minutes until the edges are lightly golden brown.

- 6
Let the crust cool completely on a wire rack.

- 7
Beat the remaining butter, cocoa powder, powdered sugar, cream, and vanilla in a stand mixer on medium-high speed for five minutes until light and fluffy.

- 8
Spread the chocolate frosting evenly over the cooled base.

- 9
Chill the bars in the refrigerator for at least one hour before slicing into squares.

American comfort food
Mia CarterMia grew up in a Midwest kitchen and specializes in cozy, crowd-pleasing weeknight dinners. She tests every recipe until it works on the first try.
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