Sweet Caffe mainly adds caramel and milk. At present, cappuccino is the sweetest coffee variety, cappuccino has milk foam, and the ratio of milk foam to milk espresso is 1: 1: 1. And lattes. Latte is a mixture of one cup of espresso and three cups of hot milk, that is, the ratio of espresso to milk is 1: 3, and there will be a small amount of milk bubbles on the latte. There are caramel macchiato, mocha coffee, white coffee and so on.