6.05.2011

Prime Rib and Potatoes


So I really want to talk about this beautiful piece of meat.  It has to be by far my favorite cut. I love the marbling this meat has. Its always tender and has great taste.  One of Americas favorite comfort foods.  Its as American as baseball and cowboys.  When I decided to make this very simple but yet elegant dish I felt that my family needed to try something that comes to me like second nature.  That is cooking meat.  To really get the hang of cooking meat is practice, a working thermometer, and heat.  Here is a lil bit of education on cooking meat like the pros.

Protein, Water, Fat, Sugar, and Collagen

  • When meat is cooked, protein molecules, which are tightly wound and connected to other molecules, first unwind. This is called 'denaturing', and all it means is that the proteins are relaxing and separating. Because proteins are attracted to each other, they almost immediately pair up with other proteins, forming bundles. This is called 'coagulating' or cooking. As more heat is applied, the bundles of protein shrink. Up to 120 degrees F, the bundles shrink in width. After 120 degrees F, the bundles begin to shrink in length as well.
  • Water is also present in the muscles. Some of it is bound up with the proteins, fats, and sugars, and some is 'free water'. The amount of liquid left after the beef is cooked is directly related to the juiciness of the finished dish. As the protein bundles shrink and fat melts in the muscle, water molecules are squeezed out. Not too much water is squeezed out as the protein shrinks in width. But as the temperature increases over 120 degrees F and the bundles become shorter, more and more water is squeezed out and evaporated. That's why a well done piece of beef is so dry. Cooking times and temperatures must be controlled when cooking beef.
  • Fat is flavor! A good cut of meat will have specks of white fat evenly distributed through the meat. Leaner cuts of beef, such as flank and round, have less fat and can benefit from marinades and dry rubs.
  • Sugar plays an important role in beef, its finished color and flavor. Sugar and protein, when heated in an acid-free environment, combine to form complex molecules in a process called the Maillard Reaction. The wonderful crisp crust with its rich caramel flavors that form on a seared piece of beef are all from the Maillard Reaction. High heat is required for this reaction to occur; grilling and broiling are the best methods. You can also brown meats before cooking to start the Maillard Reaction, and you can broil roasts at the end of cooking time to achieve the same result.
  • Other substances in meat include collagen and elastin. These are present in the hard working muscles of the animal. Collagen will melt as it is heated, turning into gelatin and becoming soft and melty. Elastin can only be broken down physically, as when you pound a cube steak before cooking or grind meat for hamburger. These compounds are found in the brisket, shank, chuck, and round primal cuts; in other words, the beef we cook as pot roasts and stews and hamburger.
Camomile Prime Rib

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