Ingredients
Method
Preheat and prepare:
- Preheat your oven to 350°F (175°C).
- Line two 12-cup muffin tins with paper liners.
Whisk dry ingredients:
- In a medium bowl, whisk together the flour, espresso powder, baking powder, baking soda, and salt.
Cream butter and sugar:
- In a large bowl, cream together the softened butter and sugar until light and fluffy, about 2 minutes.
Add egg whites and vanilla:
- Beat in the egg whites one at a time, mixing well after each addition.
- Stir in the vanilla extract.
Alternate wet and dry ingredients:
- Alternately add the dry ingredients and sour cream to the wet ingredients in three batches, beginning and ending with the dry ingredients. Mix until just combined.
Stir in coffee and Baileys:
- Stir in the coffee and Baileys Irish Cream.
Divide and bake:
- Divide the batter evenly among the prepared muffin tins.
- Bake for 15-18 minutes, or until a toothpick inserted into the center comes out clean.
Cool cupcakes:
- Let the cupcakes cool completely in the pan before frosting.
Make the buttercream:
- In a large bowl, cream together the softened butter and confectioners' sugar until light and fluffy.
- Stir in the espresso powder, if using.
- Beat in the Baileys Irish Cream, coffee, and salt until smooth.
Frost and decorate:
- Frost the cooled cupcakes with the Baileys Coffee Buttercream.
- Top with chocolate sprinkles, if desired.
- Enjoy your delicious Baileys Coffee Cupcakes!