Meat Preparation Methods: Techniques and Effects

Depending on the meat processor’s preference and the natural tenderness or lack thereof, various cooking methods are employed to properly prepare different cuts of meat. Pan-broiling and broiling are recommended for tender cuts, while roasting, braising, and simmering suit specific cuts based on their inherent qualities.

Impact of Cooking on Meat Quality

1. Effects of Cooking on Meat Characteristics

Meat is cooked to enhance palatability and tenderness while eliminating most, if not all, food-poisoning organisms. Several changes occur during cooking:

1. Muscle fiber proteins contract, causing the meat to shrink.
2. Shrinkage results in a loss of juices, which contain water, water-soluble salts, vitamins, and peptides (short chains of amino acids). These extractives, along with fat, are largely responsible for meat’s flavor.
3. Collagen in connective tissue converts to gelatin, increasing tenderness. Moist cooking methods, such as stewing and braising, break down connective tissue more effectively than dry methods like roasting, making them suitable for tougher cuts with higher connective tissue content.
4. Certain nutrients are lost or destroyed during cooking. B vitamins, being water-soluble, are lost in the juices. Thiamin is heat-sensitive, with losses ranging from 30% to 50%. Riboflavin and nicotinic acid are more heat-stable, with smaller losses.

2. Nutritional Value of Offal

Certain animal organs, such as liver, kidney, and heart, are consumed and collectively known as offal. Other types include tripe (stomach tissues) and sweetbreads (pancreas). Most offal has high nutritional value.

For example, liver is an excellent source of iron, riboflavin, nicotinic acid, and vitamin A, contributing one-third of the vitamin A in the average diet. Liver also provides significant protein, thiamin, and vitamin D.

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Cooking Methods for Meat Tenderness

Primarily due to natural tenderness or lack thereof, different cooking procedures are utilized to correctly prepare various cuts of meat. Tender cuts are best cooked with dry heat, such as broiling or pan-broiling, while less tender cuts are tenderized by moist heat methods like braising or simmering.

Temperature control is critical in meat cookery to minimize losses of moisture, fat, and soluble proteins. Higher oven and internal temperatures increase shrinkage. A meat thermometer should be used whenever possible to accurately determine doneness.

Time and temperature guides can assist, but cooking time varies based on fat, bone, moisture content, and the cut’s shape and size.

The chosen cooking method should align with the cut’s inherent tenderness, determined by its location on the animal, degree of marbling, animal age, storage conditions, and market preparation. Generally, loin section cuts are the most tender, with tenderness decreasing farther from this area.

1. Broiling Meat

Broiling involves cooking by direct heat from a flame, electric unit, or glowing coals, with meat cooked one side at a time. Suitable cuts include tender beef steaks, lamb chops, cured ham slices, and bacon, ideally 1 to 2 inches thick. Cuts less than 1 inch thick should be pan-broiled.

Equipment varies, so manufacturer instructions should be consulted. Typically, the oven door remains open for electric ranges and closed for gas ranges. For best results:

1. Set the oven for broiling.
2. Place thin cuts on a rack at a distance from the heat equal to twice the cut’s thickness plus 2.5 cm.
3. Broil steaks, chops, or patties for approximately half the desired cooking time before turning.
4. Season and serve immediately.

2. Pan-Broiling Meat

Pan-broiling is cooking in an uncovered pan over direct heat, with fat drained as it cooks out. It is recommended for tender cuts suitable for broiling. For best results:

1. Place meat in a hot frying pan or griddle.
2. Do not add fat or water.
3. Cook slowly over moderate heat, turning occasionally.
4. Pour off or remove fat as it accumulates.
5. Brown meat on both sides.
6. Avoid overcooking.

Read Also: Factors Influencing Poultry Meat Quality and Derived Products in Agriculture

3. Roasting Meat

Roasting, a dry heat method, involves cooking meat surrounded by heated air in an oven, uncovered and without added water. It is recommended for large, tender cuts like rib and top sirloin roasts. For best results:

1. Season with salt and pepper as desired.
2. Place the meat, fat side up, on a rack in an open, shallow roasting pan.
3. Insert a meat thermometer so the bulb is in the center of the largest muscle without touching bone.
4. Add no water and do not cover.
5. Roast at an oven temperature of 176°C to the desired internal temperature:
6. Rare: 60°C
7. Medium: 71°C
8. Well done: 77°C

4. Grilling Meat

Grilling, originating from the Caribbean’s “barbacoa,” is a form of broiling where meat is cooked on a grid or rack over coals, heated ceramic briquettes, or an open fire. Typically done outdoors, grilling can also be performed indoors with specialized range tops or appliances.

5. Pan-Frying Meat

Pan-frying is similar to pan-broiling but involves cooking in a small amount of fat. It is recommended for tender cuts 2.3 cm thick or less. For best results:

1. Place meat in a hot frying pan or griddle.
2. Add fat if desired.
3. Cook slowly over moderate heat, turning occasionally.
4. Allow fat to accumulate.
5. Brown meat on both sides.
6. Avoid overcooking.
   To check doneness for broiled, pan-broiled, or pan-fried steaks and small cuts, make a small cut near the bone to inspect the interior color.

6. Stir-Frying Meat

Stir-frying is similar to pan-frying, but the food is stirred almost continuously. It uses high heat and small or thin pieces of meat.

7. Deep-Fat Frying Meat

Deep-fat frying involves cooking meat immersed in fat, suitable only for very tender cuts. Typically, meat is coated with egg and crumbs, batter, or dredged in flour or cornmeal (breaded). This method is used for brains, sweetbreads, liver, and croquettes, though other meat products may also be suitable.

8. Braising Meat

Braising involves cooking in steam trapped in a covered container or foil wrap, with steam sourced from added liquid or meat juices. It is ideal for large, less tender cuts like chuck, round, and rump, prepared as pot roasts. For best results:

1. Use a heavy pan.
2. If desired, brown meat slowly on all sides with sufficient fat to prevent sticking.
3. Season with salt, pepper, herbs, or spices.
4. Add a small amount of liquid.
5. Cover tightly.
6. Cook slowly over low heat on a stove burner or in a moderate oven until tender.
   Braising large cuts is often called pot-roasting, while with thin cuts, it may be known as fricasseeing.

9. Cooking Meat in Liquid

This method involves covering less tender cuts with liquid and simmering in a covered kettle until tender and well-done. The liquid’s temperature should not exceed 195°F, as boiling (212°F) toughens meat protein.

When the liquid serves as a soup base, it is called meat stock (also broth or bouillon). Meat partially cooked in liquid before another cooking method is termed “parboiled.” The three methods of cooking in liquid are:

1. Simmering: Used for whole cuts of any meat (beef, veal, pork, or lamb).
2. Stewing: Used for small pieces of any meat.
3. Poaching: Suitable for tender beef cuts like eye round, rib eye, and tenderloin, as well as poultry and fish.

10. Simmering Meat

Simmering involves cooking a small amount of meat in a large amount of water, with the container tightly covered and cooked slowly below the boiling point until tender. This method is used for soups, often with added vegetables, grains, or pasta.

Different cooking procedures are utilized to correctly prepare various cuts of meat. Pan-broiling and broiling are recommended for tender cuts, roasting for large tender cuts like rib and top sirloin roasts, and braising for less tender cuts like beef round, chuck steak, pot roast, stew, or short ribs.

Simmering suits soup production with small meat pieces. Cooking enhances palatability and tenderness while eliminating food-poisoning organisms. Both desirable and undesirable changes occur during cooking, and efforts should focus on controlling undesirable changes, such as excessive nutrient loss or shrinkage, through proper temperature management and method selection.

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