The term 'Butter Square' is a type of pastry made with butter, sugar, and flour. The crossword solutions for this term are PAT (3 letters), PATS (4 letters), LAPIERRE (8 letters), RAM (3 letters), and OLEO (4 letters). PAT is short for patisserie, which is French for pastry shop. PATS is an abbreviation for patisseries, the plural form of patisserie. LAPIERRE is a French pastry chef who is known for his butter square recipe. RAM is an acronym for recette à melanger, which is French for mix-in recipe. Finally, OLEO is a shortened form of oleomargarine, which is a butter substitute.