Nash, Texas. Nash is a city in Bowie County, Texas, United States, and a suburb of Texarkana. It is part of the Texarkana, Texas - Texarkana, Arkansas Metropolitan Statistical Area. The population was 2,960 at the 2010 census, up from 2,169 at the 2000 census.
Preheat the oven to 350 degrees Fahrenheit. Put the marinade and pork roast in the roasting pan, and discard the plastic bag. Roast until the temperature in the center of the roast is 155 degrees, testing with an instant-read thermometer.Start checking the temperature half an hour after you put the roast in the oven.reheat the oven to 325 degrees Fahrenheit. Place the picnic shoulder roast on a rack in the roasting pan, fat side up. Make shallow cuts in the rind and fat. Rub the cuts with salt.
Place the roast on your prepared baking sheet and place it in the oven. Cook for about 1 hour and 20 minutes. 1  Use a meat thermometer to check the temperature of the roast. 2  At this stage, it should be 115 degrees Fahrenheit (46 degrees Celsius).ear each side of the roast for 3 to 4 minutes or until it is browned on all sides. 1  Alternatively, use a Dutch oven for the entire process. 2  Sear the roast inside the Dutch oven on the stove. 3  Then, simply transfer the Dutch oven with the roast directly into the oven.