Bake: Pour the batter into the prepared dish and smooth the batter with a spatula. Get ready for 20 minutes. Cool: Let the brownies cool in the container for about 30 minutes. Mix the icing: Make the icing by whisking together the powdered sugar and lemon juice until smooth. To modify consistency as needed. Decorate: Spread frosting on cooled brownies and add sprinkles if desired. Preparation time: 15 minutes | Cooking time: 20 minutes | Add up to Time: 65 minutes (including cooling) | Servings: 9