pixrlate fu'ivla

p1 (agent) drinks/imbibes latte refreshment p2 [caffelatte/(masala) chai latte/mate latte/matcha latte] from/out-of container/source p3.

x2 could be any hot beverage with milk. Specifically calling people "latte drinkers" (=le'e pixrlate; stereotypical) has become a common political attack in Western cultures. For non-cultural specific usage: coffee with hot milk (=glaladyckafi). See also: kaffelatte (=kafrlate), chai latte (=tcatrmasala be lo ladru; pixrlate be lo tcatrmasala).

In notes:

c1 is a quantity of café au lait/latte/café con leche/cappuccino/flat white/coffee with heated dairy [or similar] product/creamer/whitener la1=g1, addition warm by standard g2.
x1 is a quantity of latte/caffè latte/caffelatte/grand crème/milchkaffee of composition/type/standard x2.
x1 is is made of/contains/is a quantity of masala chai/(chai latte) [tea] of composition/type x2 (leaves/sweetener/spices/milk or water).