Hot Buttered Cider with Rum

Bahan-bahan (8 porsi)

• ½ cup (1 stick) unsalted butter, softened
• ¼ cup (packed) dark brown sugar
• 1½ teaspoons ground cinnamon
• 1 teaspoon ground nutmeg
• ¼ teaspoon ground cloves
• 1/8 teaspoon salt
• 64 oz (half gallon) all-natural apple cider
• 12 oz (¾ cup) rum ((or apple brandy))
• Cinnamon sticks ((optional))