sobjau lujvo

s1=d1 is made of/contains/is a quantity/expanse of soy milk/soya milk/soybean milk/soy juice/soy drink from soybeans of species/variety s2.

Soy "milk" is produced by soaking dry soybeans and grinding them with water.

In notes:

lekladryckafi
c1=x1 is a quantity of white/light/(regular) coffee with cold dairy [or similar] product/creamer/whitener la1=le1, addition cold by standard le2.