Ingredients
Equipment
Method
- Preheat your oven to 350°F (175°C). Line a standard 12-cup muffin tin with paper liners.
- In a medium bowl, whisk together the all-purpose flour, unsweetened cocoa powder, espresso powder, salt, and baking powder. Set aside.
- In a separate, larger bowl, whisk the melted butter with both the granulated and light brown sugars vigorously for about a minute until glossy and well-combined.
- Add the room temperature eggs one at a time, whisking well after each addition until fully incorporated. Stir in the vanilla extract.
- Pour the dry ingredients into the wet ingredients and gently fold with a rubber spatula until just combined. Be careful not to overmix; a few streaks of flour are fine.
- Gently fold in most of the semi-sweet chocolate chips, reserving a handful to sprinkle on top.
- Divide the batter evenly among the 12 prepared cupcake liners, filling them about two-thirds to three-quarters full. Sprinkle the reserved chocolate chips on top of each.
- Bake for 20-25 minutes. To check for doneness, insert a wooden toothpick into the center; it should come out with moist, fudgy crumbs attached, not wet batter.
- Let the brownie cupcakes cool in the muffin tin for 10 minutes before transferring them to a wire rack to cool completely before frosting or serving.
Notes
Expert Tips: For the fudgiest texture, do not overmix the batter after adding the flour. Using room temperature eggs is crucial for a smooth, emulsified batter. Avoid overbaking by checking for moist crumbs, not a clean toothpick, as they will continue to set as they cool. Variations: For a peanut butter version, place a mini peanut butter cup in the center of the batter. For a caramel surprise, add a teaspoon of thick caramel sauce. Storage: Store in an airtight container at room temperature for up to 3 days.
