Social. 1  Minnesota Starwatch at Washington County Parks Sept. 1 Visit Washington County Parks 9 p.m. to 11 p.m. Friday, Sept. 1, at Lake Elmo Park Reserve to watch the great celestial show in the sky with Minnesota Starwatch hosted by Mike Lynch of WCCO. Read on...
Sear the tri-tip for about four minutes. Turn it over, and place it in a baking dish with the seared side facing up. Cook for 30 minutes for rare or medium rare meat or 45 minutes for well-done. Use a meat thermometer to check that the internal temperature is between 135 and 150 degrees, then emove the meat from the oven and place it on a cutting board.
Roasts. How long to cook a tri-tip roast depends on its weight and shape. For an average-sized, 2-lb. roast that is about 2 inches thick, cook the roast on one side for 20 to 30 minutes. Turn the roast over and continue cooking to an internal temperature of 140 degrees F as measured with a meat thermometer.trips. Tri-tip strips cook to rare in about 8 to 10 minutes, and to medium in 12 to 14 minutes. This is the total cooking time, so turn the strips over at the halfway point -- 4 to 5 minutes on each side for rare, and 6 to 7 minutes on each side for medium. Calman Lugo/iStock/Getty Images.