Hot Caramel Apple Cider

1/2 gal. apple cider
1/2 c. brown sugar, packed
1-1/2 t. cider vinegar
1 t. vanilla extract
1 4-inch cinnamon stick

6 whole cloves
1 orange, sliced
Optional: 1/2 c. apple jack liquor
Garnish: 1/3 c. caramel ice cream topping

Combine all ingredients except topping in a slow cooker. Cover; cook on low setting for 5 to 6 hours. Strain; discard spices and orange. Serve in mugs, drizzling a teaspoonful of topping into each mug. Serves 16.

*Recipe From Gooseberry Patch