Double the peanut butter and REESE'S Cups for extra indulgence! This recipe is as simple as it gets, with just 4 ingredients. Try them now!
Heat oven to 350°F (180°C). Grease 13x9x2-inch (33 cm x 22 cm x 5 cm) baking pan.
Melt butter in medium saucepan over low heat. Add 2 cups (500 mL) sugar and cocoa; stir to blend. Remove from heat. Stir in eggs and vanilla. Stir together flour, salt and baking soda; stir into chocolate mixture. Stir in 2/3 cup (150 mL) REESE'S Minis Milk Chocolate Peanut Butter Cups Candy; spread mixture in prepared pan.
Combine peanut butter and remaining 2 tbsps (30 mL) sugar. Drop by tablespoons onto chocolate batter. Swirl with metal spatula or knife for marbled effect.
Bake 25 to 30 minutes or until brownie starts to pull from edges of pan and is set. Cool 45 minutes; sprinkle remaining 2/3 cup (150 mL) REESE'S Minis Milk Chocolate Peanut Butter Cups Candy over surface, pressing in slightly. Cool completely in pan on wire rack. Cut into squares or triangles.