Pour apple and cranberry juice into a pan or crockpot add brown sugar and salt; stir until sugar is dissolved. Tie cinnamon sticks and cloves in cheese cloth and place in pan.
Cover and simmer over low heat (crockpot setting 4 or 5) for 1 1/2 to 2 hours or until temperature reaches 170 degrees.
Remove spice bag and turn down to lowest heat to keep warm for serving. Makes 20 (4 ounce) servings.