Chocolate Brownies with Walnuts

INGREDIENTS

• 1/3 cup (75 mL) all-purpose flour
• 1/4 cup (60 mL) cocoa powder
• 1 tsp. (5 mL) baking powder
• 4 ounces semi-sweet chocolate
• 3 eggs
• 1 cup (250 mL) sugar
• 1 tsp. (5 mL) vanilla extract
• 1/2 cup (125 mL) Hellmann's® Real Mayonnaise
• 1/2 cup (125 mL) finely chopped walnuts