The term 'Quaker Product' refers to a range of food products produced by the Quaker OATS Company. These products include OATMEAL (7 letters), OHS (3 letters), OATS (4 letters) and Rice-A-Roni (9 letters). OATMEAL is a type of porridge made from ground OATS, while OHS is an abbreviation for Old-Fashioned OATS, which are whole OATS that have been steamed and rolled. OATS are a cereal grain, and Rice-A-Roni is a type of pasta dish made with rice and macaroni.