The term 'dairy starter' refers to a type of food product used to make dairy products such as cheese and yogurt. The crossword solutions for this term are MOOS (4 letters), OLEO (4 letters), OLEOS (5 letters), ELSIE (5 letters), and EGGS (4 letters). MOOS is an acronym for Milk Out Of Soybeans, which is a type of plant-based milk alternative. OLEO and OLEOS are both terms for margarine, a butter substitute made from vegetable oils. ELSIE is a brand of cheese produced by the Dairy Farmers of America. Finally, EGGS are a common ingredient in many dairy products.