Processed cheese Arnold Nawrocki was assigned to Clearfield Cheese Co. in 1956. The best known processed cheese in the United States is marketed as American cheese by Kraft Foods, Borden, and other companies. It is orange, yellow, or off-white; mild, with a medium consistency; and melts easily. It is typically made from a blend of cheeses, most often Colby and cheddar. Another type of processed cheese created in the United States is Provel pasteurized processed pizza cheese, which uses cheddar, Swiss, and provolone cheeses as flavorants. Provel cheese is commonly used in St. Louis-style pizza. A third variety of processed pizza cheeses
Country of origin to determine their "correct" country of origin. Generally, articles only change their country of origin if the work or material added to an article in the second country constitutes a substantial transformation, or, the article changes its name, tariff code, character or use (for instance from wheel to car). Value added in the second country may also be an issue. In principle, the "substantial transformation" of a product is intended as a change in the harmonized system coding. For example, a rough commodity sold from country "A" to country "B", than subjected of a transformation in country "B", which sells