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Ingredients
- Ingredients
- 1/4 cup boiling water
- 1 tablespoon instant espresso granules or 2 tablespoons instant coffee granules
- 1/4 cup bittersweet chocolate chips
- 6 tablespoons butter, melted
- 1/2 teaspoon vanilla extract
- 1 large egg
- 1 large egg white
- 1 1/2 cups all-purpose flour (about 6 3/4 ounces)
- 1 1/3 cups granulated sugar
- 1/2 cup unsweetened cocoa
- 1 teaspoon baking powder
- 1/4 teaspoon salt
- Cooking spray
- 2 teaspoons powdered sugar (optional)
Preparation
Step 1
Preparation
Preheat oven to 350°.
Combine 1/4 cup boiling water and espresso in a medium bowl. Add chocolate chips, stirring until chocolate melts; cool slightly. Stir in butter, vanilla, egg, and egg white.
Lightly spoon flour into dry measuring cups; level with a knife. Combine flour and next 4 ingredients (through salt), stirring with a whisk. Add coffee mixture to flour mixture, stirring just until moist. Spoon batter into a 9-inch square baking pan coated with cooking spray. Bake at 350° for 25 minutes or until a wooden pick inserted in center comes out clean. Cool in pan on a wire rack. Sprinkle with powdered sugar, if desired.