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
Xen Coffee and latte. In Hong Kong, the very first appearance of a siphon coffee maker was in the 1970s, at a coffee shop (which may also be the city's first bona-fide coffee shop) on Patterson Street, Causeway. Xen Coffee Xen Coffee is an independent siphon coffee bar in Hong Kong. Xen Coffee's first coffee shop was in Quarry Bay. Xen Coffee serves highly selective coffee varieties from Africa, Indonesia, Central and South Americas. Xen Coffee was awarded Best Fair Trade Cafe in Hong Kong for its effort as a pioneer in promoting Fair Trade products like chocolate from Ghana, organic coffee