Coffee Grog

Ingredients

• 2 tablespoons butter
• 1/2 - 1 cup brown sugar (depending on how sweet you like it)
• 1/8 teaspoon ground allspice
• 1/8 teaspoon ground cloves
• 1/8 teaspoon ground nutmeg
• 1/4 teaspoon ground cinnamon
• 1 1/2 cups dark rum (I like Meyer's)
• 12 slices orange rind
• 12 slices lemon peel
• 1 1/2 cups heavy cream or 1 1/2 cups half-and-half
• 9 cups coffee