Optional test for fry color
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
Fry color may be determined in accordance with contract specifications by using the Munsell Color Standards for Frozen French Fried Potatoes, Third Edition, 1972, 64-1. 5 Select a minimum of twenty (20) potatoes at random from the official sample. Slice each potato from stem to blossom-end into 1/2 square inch strips. Unless otherwise specified, fry center cut strips in oil for a minimum of 3 minutes at 350 °F or 2 1/2 minutes at 375 °F.
5 Munsell Color Standards for Frozen French Fried Potatoes, Third Edition, 1972, 64-1, may be purchased from the Munsell Color Co., 2441 North Calvert St., Baltimore, MD 21218.
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