(a) “Corned Beef Hash” is the semisolid food product in the form of a compact mass which is prepared with beef, potatoes, curing agents, seasonings, and any of the optional ingredients listed in subsection (b) in accordance with the following provisions:

1. (1) Either fresh beef, cured beef or canned corned beef or a mixture of two or more of these ingredients may be used, and the finished product shall contain not less than 35% beef computed on the weight of the cooked and trimmed beef. The weight of the cooked meat used in this calculation shall not exceed 70% of the weight of the uncooked fresh meat.
2. (2) “Potatoes” refers to fresh potatoes, dehydrated potatoes, cooked dehydrated potatoes or a mixture of two or more of these ingredients.
3. (3) The curing agents that may be used are salt, sodium nitrate, sodium nitrite, potassium nitrate, or potassium nitrite, or a combination of two or more of these ingredients. When sodium nitrate, sodium nitrite, potassium nitrate or potassium nitrite is used the amount thereof shall not exceed that permitted in § 1.328(b) (relating to approved substances).
4. (4) The seasonings that may be used, singly or in combination, are salt, sugar (sucrose or dextrose), spice and flavoring, including essential oils, oleoresins and other spice extractives.

(b) Corned beef hash may contain one or more of the following optional ingredients:

1. (1) Beef cheek meat and beef head meat from which the overlying glandular and connective tissues have been removed and beef heart meat, exclusive of the heart cap, may be used individually or collectively to the extent of 5% of the meat ingredients;
2. (2) Onions, including fresh onions, dehydrated onions or onion powder.
3. (3) Garlic, including fresh garlic, dehydrated garlic or garlic powder.
4. (4) Water.
5. (5) Beef broth or beef stock.
6. (6) Monsodium glutamate.
7. (7) Hydrolyzed plant protein.
8. (8) Beef fat.

(d) Corned beef hash shall be labeled in the following manner:

1. (1) When any optional ingredient specified in subsection (b) is used the label shall bear the following applicable statement: “Beef cheek meat constitutes 5 percent of the meat ingredient,” or “Beef head meat constitutes 5 percent of the meat ingredient,” or “Beef heart meat constitutes 5 percent of the meat ingredient.” When two or more of the ingredients are used, the words “Constitutes 5 percent of meat ingredient” need only appear once.
2. (2) Whenever the words “corned beef hash” are featured on the label so conspicuously as to identify the contents, the statements prescribed in paragraph (1) shall immediately and conspicuously precede or follow such name without intervening written, printed or other graphic matter.