Best Coconut Buttercream Frosting. To make coconut icing omit all other extracts add 1 tbsp of coconut extract. If you like a slightly chunky coconut frosting add 13 cup finely shredded coconut.
Blend in the remaining confectioners sugar. 5 cups 600 g confectioners sugar sifted. Using a handheld mixer or stand mixer fitted with the paddle attachment beat the butter on medium-high speed until smooth and creamy about 5 minutes.
Cook whisking until mixture comes to a low boil.
Scrape down the sides of the bowl. Using a handheld mixer or stand mixer fitted with the paddle attachment beat the butter on medium-high speed until smooth and creamy about 5 minutes. Place saucepan over medium heat and gradually whisk in remaining 1 12 cups milk. Blend in the remaining confectioners sugar.