Tallow
Tallow was the rendered form of animal fat.

Var'Hama candles were ceremonial Klingon candles made from the tallow of boiled targ shoulders. In 2374, Jadzia Dax sarcastically claimed she'd prepared them from scratch, asking Quark to boil them for her. ()

See also 
 Goose grease

External link
 
Biochemical compounds