Cold Chocolate Snacking Cake

Bahan-bahan (12 porsi)

• ¾ cup all-purpose flour*
• ½ teaspoon baking powder
• ¼ teaspoon kosher salt
• ¾ cup unsweetened cocoa powder
• ¾ cup butter (room temperature)
• 1 cup sugar
• 3 eggs
• 1 teaspoon vanilla extract
• ½ cup sour cream
• 1 cup heavy cream
• 1 cup semi-sweet or dark chocolate chips
• ½ cup powdered sugar
• ⅓ cup unsweetened cocoa powder
• ½ cup brown rice flour
• ¼ cup tapioca starch