What is Assisa Panis Et Cerevisiae?

Legal Definition
Assise of bread and ale, or beer. The name of a statute passed in the fifty-first year of Henry III., containing regulations for the sale of bread and ale; sometimes called the "statute of bread and ale." Co. Litt. 159b; 2 Reeve, Hist. Eng. Law, 56; Cowell; Bract fol. 155
-- Black's Law Dictionary
Legal Definition
A statute regulating bread and ale measures.
-- Ballentine's Law Dictionary