Southwestern Grilled Pork Tenderloins 2 whole pork tenderloins (about 1 1/2 pounds total) 5 teaspoons chili powder 1 1/2 teaspoons oregano 3/4 teaspoon ground cumin 2 garlic cloves, crushed Mix together chili powder, oregano, cumin and garlic and rub over surfaces of tenderloins. Cover and refrigerate 2 to 24 hours. Grill over medium-hot coals, turning occasionally, for 15 to 20 minutes, until inserted thermometer reads 160 degrees F. Pork is done when there is still a hint of pink in the center. Slice to serve.