You could need more or less, depending on the size of your pan and how full it is. Toss the bay leaf in the liquid and cover pot with lid. Place dutch oven in a preheated 300 degree oven and cook for about 60 minutes per pound of beef. My 2 1/2 pound roast took about 2 3/4 hours to become tender and delicious.Add the potatoes to the pan about halfway through cooking. chuck roast-mine was only 2 1/2 pounds. In a dutch oven over medium high heat, in about 1 tablespoon of oil, cook the sliced onion for just a couple of minutes, until it softens and begins to turn golden.