Mix chili, red pepper and salt and pepper together in a bowl then rub on the top of pork roast. Mix together the chicken stock, hot sauce, dressing and worcestershire sauce in a bowl.
Put pork in the oven for a 1 hour and 45 minute. When there is 45 minutes left on the clock pour sauce mixure on pork and let cook remaining time. When done, pull out of oven and let it rest for 10-15 minutes then slice, and enjoy.