if frozen, then up to a year if refrigerated then only about 6 days
maybe its been cooking to long
The cooking time for a 3 pound joint of roast beef can vary depending on the desired doneness of the meat. For rare meat, cooking time should take about 33 minutes. For well done, cooking time should be about 48 minutes.
Cooking a 6 lb. 5 oz. beef tenderloin to an internal temperature of 125°F typically takes about 1.5 to 2 hours when using a roasting method at a temperature of 350°F. However, cooking times can vary based on the oven's accuracy, the tenderloin's shape, and whether it is at room temperature before cooking. It's essential to use a meat thermometer to monitor the internal temperature for the best results. Always allow the meat to rest for about 15-20 minutes after cooking to ensure even temperature distribution.
1 - 2 Hours in the roaster
The tenderloin is the tender cut of beef that comes from the animal's loin near its buttocks. It is a long round piece of meat that is wider at one end and more narrow at the other.
The difference lies in the cut of meet. A beef tenderloin comes from an area under the spine of the cow that is not exercised very vigorously, which results in a more tender cut of meat. A chuck roast comes from an area of a cow that experiences more exercise and thus can be tough if not cooked for a long time.
To grill two 3-pound beef tenderloin butts, preheat your grill to medium-high heat. Grill them for about 20-25 minutes per pound, aiming for an internal temperature of 130-135°F for medium-rare. Turn the tenderloins occasionally to ensure even cooking. Let them rest for 10-15 minutes after grilling before slicing.
For a 7-pound beef tenderloin, preheat your oven to 325°F (163°C). Cook it for approximately 25-30 minutes per pound, which means you should aim for a total cooking time of around 2 to 2.5 hours for well-done meat. To ensure accuracy, use a meat thermometer to check that the internal temperature reaches 160°F (71°C). Let the tenderloin rest for about 15-20 minutes before slicing.
Chateaubriand is the most tender roast beef cut. It comes from the middle of the beef fillet. Cote du boeuf or rib of beef is considered to be the best roast beef cut because it has much more flavour than fillet steak and is still extremely tender. A Chateaubriand is actually cut from the head portion of the beef tenderloin, and is traditionally hand tied to retain its shape during cooking.
Beef typically takes about 24 hours to thaw properly in the refrigerator before cooking.
The length of time depends on several things, includingwhat temperature are you cooking it to (rare, medium, etc)what seasonings are you usingwhether you are cooking it whole or as steaks.To be honest though, I personally have never seen a 15# filet mignon. A filet mignon is actually a very small part of a beef tenderloin. The best filet there is only about 5 filets out of one tenderloin and the rest is used for other pieces.See Related Links for a cooking chart and tips.
Usually, an hour or hour and a half. It's ok if the interior is still cold.