01 -
Preheat oven to 350°F (175°C). Grease or line an 8x8 inch baking pan with parchment paper.
02 -
In a microwave-safe bowl, melt butter and chopped chocolate in 30-second intervals, stirring after each until smooth.
03 -
Add granulated sugar to the melted mixture and beat on medium speed until combined. Incorporate eggs one at a time, mixing thoroughly after each addition, then stir in vanilla extract, white vinegar, and red gel food coloring.
04 -
In a separate bowl, sift together cocoa powder, all-purpose flour, and salt.
05 -
Gradually add dry ingredients to wet ingredients, folding gently until just combined. Avoid over-mixing to preserve fudgy texture.
06 -
Pour batter into prepared pan, spreading evenly with a spatula. Bake for 25-30 minutes or until a toothpick inserted in the center comes out with moist crumbs.
07 -
Allow brownies to cool completely in the pan before slicing into 16 squares with a sharp knife.