Ultimate Fudgy Brownie Sundaes My GoTo Brownie and Ice Cream

Ingredients

• 1/2 cup (113g) unsalted butter, cut into cubes
• 4 ounces (113g) bittersweet chocolate, chopped
• 3/4 cup (150g) granulated sugar
• 1/2 cup (100g) packed light brown sugar
• 2 large eggs
• 1 teaspoon vanilla extract
• 1/2 cup (60g) all-purpose flour
• 1/4 cup (25g) unsweetened cocoa powder
• 1/4 teaspoon salt
• 1/4 teaspoon baking powder
• 1 cup (240ml) heavy cream
• 1/4 cup (50g) packed light brown sugar
• 1/4 cup (20g) unsweetened cocoa powder
• 6 ounces (170g) semi-sweet chocolate, chopped
• 2 tablespoons (28g) unsalted butter, cut into cubes
• 6 scoops of your favorite ice cream
• Optional toppings: Whipped cream, chopped nuts, sprinkles, cherries