"Here is an extract from the Pentagon's Department of Food Procurement specifications for a regulation Type 2 sandwich cookie: "The cookie shall consist of two round cakes with a layer of filling between them. The weight of the cookie shall be not less than 21.5 grams and filling weight not less than 6.4 grams. The base cakes shall be uniformly baked with a color ranging from not lighter than chip 27885 or darker than chip 13711. . . . The color comparisons shall be made under north sky daylight with the objects held in such a way as to avoid specular refractance." And"