Blood as food and is sometimes called "liquid meat" because its composition is similar to that of lean meat. Blood collected hygienically can be used for human consumption, otherwise it is converted to blood meal. Special fractions of animal blood are used in human medicine. Blood sausage is any sausage made by cooking animal blood with a filler until it is thick enough to congeal when cooled. Pig or cattle blood is most often used. Typical fillers include meat, fat, suet, bread, rice, barley and oatmeal. Varieties include biroldo, black pudding, blood tongue, blutwurst, drisheen, kishka (kaszanka), morcilla, moronga, mustamakkara, sundae, verivorst, and
Barley The preparatory "kykeon" or mixed drink of the initiates, prepared from barley and herbs, referred in the Homeric hymn to Demeter, whose name some scholars believe meant "Barley-mother". The practice was to dry the barley groats and roast them before preparing the porridge, according to Pliny the Elder's "Natural History" (xviii.72). This produces malt that soon ferments and becomes slightly alcoholic. Pliny also noted barley was a special food of gladiators known as "hordearii", "barley-eaters". However, by Roman times, he added that wheat had replaced barley as a staple. Tibetan barley has been a staple food in Tibetan cuisine since