• 2½- 3 pound country-style pork ribs
• 1 tablespoon oil
• 1 large onion, quartered and sliced ¼- to ½"-inch thick
• 1/3 cup soy sauce
• ½ cup tomato ketchup
• 1 tablespoon prepared mustard
• 3 tablespoon brown sugar
• 2 cloves garlic, minced
• Dash black pepper
• 2 tablespoon apple cider vinegar
• 1 teaspoon celery seed

Directions

Trim off excess fat from ribs.
In a large skillet, brown ribs in oil; transfer to the crockpot.

Place onion slices over ribs. Combine all sauce ingredients; pour evenly over ribs and onions.

Cover and cook on low for 8 to 10 hours.

Serves 6