Place wrapped brisket in a large foil pan and place back on smoker. Mix chili powder, salt, garlic powder, onion powder, black pepper, sugar, mustard, and bay leaf together in a small bowl; Season brisket with spice mixture. This is also considering if you are cooking a 12 pound or more brisket. Bake the brisket in a preheated oven at 300 f for 4 to 6 hours, turning it every 90 minutes so each side is immersed in the cooking liquid approximately half of the time. Per pound, cook for approximately 45 mins. When cooking brisket in the oven, you want to plan for around an hour to an hour and 15 minutes per pound. How long to cook a 14 lb. For each pounds of meat, suggest cooking for about 45 min. General rule of thumb is that it takes about 1 to 1.5 hours per pound at 250 degrees fahrenheit.
It might look complex or impossible to achieve at first glance, but trust me, it’s quite simple to make. This should give you a ballpark estimate of the length of the cook. Things to take note of. Bake the brisket for three hours in a 300°f oven. How long does it take to cook a brisket in the oven at 300 degrees? Okay, so now that you have the basics down, you must have a bunch. Oven, in a covered roasting pan and bake for 3 hours. Cook for an additional 2 to 2 1/2 hours. After that point, you’re simply getting the meat cooked through. Mix chili powder, salt, garlic powder, onion powder, black pepper, sugar, mustard, and bay leaf together in a small bowl; Transfer the brisket to a long sheet of foil.