Complex sentence: Unlike the various preparations presented there, however, the bouilli was always beef and always boiled, and the new designation bouilli may thus represent a more restrictive set of "rules" governing entrées in the late 18th century.
Split into simpler sentences: Unlike the various preparations presented there, however, the bouilli was always beef and always boiled. The new designation "bouilli" may thus represent a more restrictive set of "rules" governing entrées in the late 18th century.