most operation prefer a stainless steel jug with straight sides tapering in slightly towards the top with a good pouring spout jug are available in various shapes and sizes
it is important to select a jug of the right size half-filled jugs give the best results some espresso machine do not produce enough steam pressure to foam or texture a full one-litre jug of milk
jugs should be stored in the refrigerator so that the cold milk poured in to them is kept as cold as possible before it is texture