Jefferson County, Wisconsin. Jefferson County is a county in the U.S. state of Wisconsin. As of the 2010 census, the population was 83,686. Its county seat is Jefferson. Jefferson County comprises the Watertown-Fort Atkinson, WI Micropolitan Statistical Area, which is also included in the Milwaukee-Racine-Waukesha, WI Combined Statistical Area.
Step 3: Grill the Pork Tenderloin. For the quickest method of grilling, place the pork tenderloin on the grill between burners if using a gas grill, or over the hottest part of the coals if using a charcoal grill. Replace the cover, and cook for 1 to 2 minutes or until grill marks appear. Flip, and continue cooking, covered, 1 to 2 minutes. Repeat this process several times (pork tenderloin typically takes about 15 to 20 minutes to grill), replacing the cover between flips, until meat is cooked through. The meat will feel firm yet springy when poked once it is finished cooking.
Grill: For a charcoal grill, place meat on the rack of an uncovered grill directly over medium coals. Grill to desired doneness, turning once halfway through grilling. Allow 10 to 12 minutes for medium rare (145Â°F) or 12 to 15 minutes for medium(160Â°F).lace meat on grill rack over heat. Cover the grill.) Remove steaks from grill; cover and let stand for 5 minutes. For more tenderloin steak recipes, see: Grilled Steak and Peppers Grilled Beef Fillet with Portobello Relish Beef Tenderloins with Wine Sauce Try filet mignon! Our best filet mignon cooking tips.