1-Preheat oven and prepare pan: Getting started with this chocolate cupcakes recipe is exciting and straightforward, beginning with preheating your oven to 350°F (175°C) and lining a 12-cup muffin pan with cupcake liners.

2-Mix dry ingredients: In a large bowl, whisk together the flour, cocoa powder, espresso powder, baking powder, baking soda, and salt until everything is evenly mixed. This step sets the base for a light and airy texture.

3-Combine wet ingredients: Next, in a separate medium bowl, whisk the eggs, granulated sugar, brown sugar, oil, and vanilla extract until the mixture is smooth and well combined. Now, add half of this wet mixture along with half of the buttermilk to the dry ingredients, stirring gently to combine. Follow up by adding the rest of the wet ingredients and buttermilk, mixing just until everything comes together without overdoing it this keeps the cupcakes from turning dense.

4-Blend and pour batter: Once the batter is ready, pour it into the cupcake liners, filling each one only halfway to prevent overflow and ensure they rise properly.

5-Bake and cool: Bake for 18 to 21 minutes, or until a toothpick inserted in the center comes out clean, which helps maintain that super moist quality. After baking, let the cupcakes cool completely in the pan before adding any frosting, giving them time to set for the best results.