Step 1 of 11
Chocolate Cupcakes with Chocolate Buttercream
Preheat the oven to 350°F.
Tools
Step 2 of 11
Chocolate Cupcakes with Chocolate Buttercream
Line two 12-cup cupcake pans with paper liners. Set aside.
Tools
Step 3 of 11
Chocolate Cupcakes with Chocolate Buttercream
Place the granulated sugar, canola oil, eggs, coffee, buttermilk, sour cream, and vanilla in a large mixing bowl and whisk together until smooth and combined.
Tools
Step 4 of 11
Chocolate Cupcakes with Chocolate Buttercream
Sift the flour, cocoa powder, baking soda, and salt into the bowl. Whisk until the ingredients come together in a smooth batter.
Tools
Step 5 of 11
Chocolate Cupcakes with Chocolate Buttercream
Divide the batter evenly among the cupcake liners, filling each about two-thirds full.
Tools
Step 6 of 11
Chocolate Cupcakes with Chocolate Buttercream
Bake the cupcakes on middle rack of oven until a toothpick inserted in the center comes out clean, 18-21 minutes.
Tools
Step 7 of 11
Chocolate Cupcakes with Chocolate Buttercream
Check to see that cupcakes are done. Remove from oven or add time as needed.
Tools
Step 8 of 11
Chocolate Cupcakes with Chocolate Buttercream
Allow the cupcakes to cool completely to room temperature before frosting.
Tools
Step 9 of 11
Chocolate Cupcakes with Chocolate Buttercream
While the cupcakes cool, make the frosting. Place the butter in a large mixing bowl and beat with a hand mixer on medium speed until smooth and creamy.
Tools
Step 10 of 11
Chocolate Cupcakes with Chocolate Buttercream
Add half the powdered sugar and cocoa powder to the bowl with the butter, beating on low speed until mostly incorporated. Add the remaining powdered sugar and cocoa, the vanilla extract, heavy cream, and salt to the bowl. Continue beating on medium-high speed until the frosting is light and fluffy, 2-3 minutes. Add more heavy cream as needed to reach the desired consistency.
Tools
Step 11 of 11
Chocolate Cupcakes with Chocolate Buttercream
Pipe or spread frosting onto the cooled cupcakes. Refrigerate until ready to serve.