Brownies Kosmik Buatan Sendiri

Bahan-bahan (16 porsi)

• 6 ounces dark chocolate (chopped)
• ¾ cup unsalted butter (melted)
• 1 ¼ cup granulated sugar
• ⅓ cup dark brown sugar (packed)
• 3 large eggs (room temperature)
• ¾ teaspoon salt
• 1 tablespoon cornstarch
• ¼ teaspoon baking powder
• ¼ cup cocoa powder
• 1 cup all purpose flour
• 1 ½ cups semi sweet chocolate chips
• 2 tablespoons unsalted butter
• ½ cup heavy cream
• Rainbow chips or sprinkles