Cocoa Sour Cream Cupcakes (Gluten Free)

Ingredients

• 1 cup + 2 tbsp (135g) gluten-free flour blend or all-purpose flour
• 1/4 tsp xanthan gum, if your blend doesn't already contain it
• 2/3 cup + 1 tbsp (61g) unsweetened cocoa powder
• 1 tsp salt
• 1 tsp baking powder
• 1/4 tsp baking soda
• 14 tablespoons (1 stick + 6 tbsp) butter, softened
• 1 cup (198g) granulated sugar
• 3 large eggs
• 1 tsp pure vanilla extract or vanilla paste
• 3/4 cup (170g) sour cream, at room temperature
• 2 tbsp butter
• 2 tbsp unsweetened cocoa powder
• 1-1/2 cups (171g) powdered sugar, or as needed
• 1 tbsp water

Instructions

1. 1

   Preheat the oven to 350°F. Line 16 muffin...: Preheat the oven to 350°F. Line 16 muffin tins with paper liners.

2. 2

   Make the Cupcakes: In a bowl, whisk together...: Make the Cupcakes: In a bowl, whisk together the flour, xanthan if using, cocoa powder, salt, baking powder, and baking soda.

3. 3

   Cream the butter and sugar together until light...: Cream the butter and sugar together until light and fluffy, about 2 minutes. Mix in the vanilla. With the mixer on low speed, add the eggs, one at a time, fully blending each one before adding the next.

4. 4

   Add the dry ingredients alternately with the sour...: Add the dry ingredients alternately with the sour cream, beating until smooth and well blended. Spoon into the muffin tins, about 2/3 full. Bake for 15 minutes or until they spring back when gently touched on the top and a toothpick comes out clean.

5. 5

   Leave them in the baking pans for a...: Leave them in the baking pans for a few minutes before transferring to a wire rack to cool completely.

6. 6

   Prepare the Chocolate Glaze: In a microwave-safe bowl,...: Prepare the Chocolate Glaze: In a microwave-safe bowl, melt the butter. Whisk in the cocoa powder and sugar. Add enough water to thin it slightly. If it gets too thin, add a little more powdered sugar. The glaze will thicken as it cools.

7. 7

   Spread the tops of the cupcakes with the...: Spread the tops of the cupcakes with the glaze and set aside until the glaze is set.