Grape-Nuts Grape-Nuts Grape-Nuts is a breakfast cereal developed in 1897 by C. W. Post, a former patient and later competitor of the 19th-century breakfast food innovator, Dr. John Harvey Kellogg. The cereal originally prepared by C. W. Post when developing the product was a batter that came from the oven as a rigid sheet. He then broke the sheet into pieces and ran them through a coffee grinder to produce the "nut"-sized kernels. Despite the name, the cereal contains neither grapes nor nuts; it is made with wheat and barley. Post believed that glucose (which he called "grape sugar") formed in
Grape "dried vine fruit" in official documents. A "raisin" is any dried grape. While "raisin" is a French loanword, the word in French refers to the fresh fruit; "grappe" (from which the English "grape" is derived) refers to the bunch (as in "une grappe de raisins"). A "currant" is a dried Zante Black Corinth grape, the name being a corruption of the French "raisin de Corinthe" (Corinth grape). "Currant" has also come to refer to the blackcurrant and redcurrant, two berries unrelated to grapes. A "sultana" was originally a raisin made from Sultana grapes of Turkish origin (known as Thompson Seedless