Sentence:  The FDA's original intent for foods included under "standards of identity" ensured that terms like "<WSD>mayonnaise</WSD>" or "ice cream” would guarantee the same basic ingredients required in the government-established recipe no matter who manufactured it. 
Meaning of the word marked with <WSD> tags:  A dressing made from vegetable oil, raw egg yolks and seasoning, used on salads, with french fries, in sandwiches etc.