any food is, the less full its flavor will seem.
Lager beers are usually best served somewhat
warmer than refrigerator temperature, around
50ºF/10 C, while top-fermented ales are
served at a cool room temperature, from 50 to
60ºF/10–15ºC. Beers worth savoring are
poured into a glass, where some of the carbon
dioxide gas can escape and moderate their
prickliness, and where their color and head of
foam can be appreciated.
Beer Foam: The “Head” Beer is not the only
intrinsically bubbly liquid we enjoy, but it’s
the only one whose bubbles we expect to
persist long enough to form a “head” of foam
atop the glass. Beer lovers even value the
ability of the foam to cling to the glass as the
liquid level drops, a quality known as lacing
(or, in more impressive German,
Schaumhaftvermögen). There are many factors
that influence foaming, from the amount of
carbon dioxide dissolved in the beer to the