Tahini means "to grind", the same root as , "flour" in some dialects. There is also a sweet spread made from it called Halawa Taḥīniyya , which roughly translates as sweet Tahini. It is also known to be a type of Halva and sometimes has mashed or sliced pistachio pieces sprinkled inside or on top of it. Usually it is spread on bread and eaten as a quick snack. The word "tahini" appeared in English by the late 1930s. Plain, unprocessed sesame paste with no added ingredients is sometimes known as raw tahini. The oldest mention of sesame is in a
Paste (rheology) Paste (rheology) In physics, a paste is a substance that behaves as a solid until a sufficiently large load or stress is applied, at which point it flows like a fluid. In rheological terms, a paste is an example of a Bingham plastic fluid. Pastes typically consist of a suspension of granular material in a background fluid. The individual grains are jammed together like sand on a beach, forming a disordered, glassy or amorphous structure, and giving pastes their solid-like character. It is this "jamming together" that gives pastes some of their most unusual properties; this causes paste to demonstrate