FOR THE ONION:
In a medium pot, combine all ingredients except onions with 3/4 cup water. Bring to a boil, add the onions, and remove from heat. Let sit until cooled, about 1 hour. Serve with sliders.
FOR THE MUSTARD BBQ SAUCE:
In a small saucepan over medium heat, whisk all the ingredients together. Cook for 5 minutes and remove from heat.
FOR THE SLIDERS:
Place a heaping tablespoon of pulled pork on the bottom halves of the rolls. Drizzle with the barbecue sauce, top with some of the pickled red, and place the remaining roll halves on top.
Place the onions in the bottom of a 5-quart slow cooker. Place the pork shoulder, fat and skin side up. in the slow cooker. In a medium bowl stir together soy sauce, garlic, salt pepper and orange marmalade. Pour mixture over the pork. Cover and cook on low for 8 hours.
Remove shoulder to a serving platter and let rest for 5 minutes. Break up some of the meat with a fork and arrange on platter. Leave the rest of the meat on the bone to keep it warm and moist and let your guest pull it off the as they need it.
Wrap the tortillas in damp towels, 10 to a towel and microwave on high for 30 seconds. Set out pork and tortillas with Cabbage Slaw and have guests assemble their own tacos.
Combine shredded cabbage and grated carrots in a large bowl. Add vinegar, salt, and pepper and toss to combine. Cover with a damp towel and let sit in refrigerator for at least 1 hour or up to 8 hours. Use as topping for pulled pork tacos.
From Money Saving Meals by Sandra Lee. Copyright (c) 2011 Sandra Lee Semi-Homemade(R). Published by Hyperion. All Rights Reserved.