Latte art microfoam, which is a foam of air in milk. Milk itself is an emulsion of butterfat in water, while coffee is a mixture of coffee solids in water. Neither of these colloids are stable – crema dissipates from espresso, while microfoam separates into drier foam and liquid milk – both degrading significantly in a matter of seconds, and thus latte art lasts only briefly. Latte art requires first producing espresso with crema and microfoam, and then combining these to make latte art. See microfoam: procedure for how microfoam is made; this article concentrates on the latte art once the foam
Bica (coffee) a belief among many (Lisbon) locals that states "Bica" as an acronym for "Beba isto com açúcar", which literally means "Drink this with sugar". Following mass immigration post-World War II, Bica coffee is now served in Montreal. Bica (coffee) Bica is one term used in certain areas of Portugal for a "café" (coffee in Portuguese) that is similar to espresso, but longer than its Italian counterpart and a little bit smoother in taste, due to Portuguese roasting being slightly lighter than the Italian one. In almost all regions in Portugal it is simply called 'um café' (a coffee in Portuguese)