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.
1 Place the roast in the oven and immediately reduce the temperature down to 200 degrees F. 2  Roast for about 4 hours or until the meat is falling-apart tender (cooking time will vary depending on the size of the roast).3  Stir the salt and black pepper into the juice (do not omit the salt!).4  Slice meat as desired. Place the roast in the oven and immediately reduce the temperature down to 200 degrees F. 2  Roast for about 4 hours or until the meat is falling-apart tender (cooking time will vary depending on the size of the roast).