6 cups cranberry juice
3 tablespoons fresh lemon juice, reserve peel
¼ cup sugar
2 cups filtered water
12 strips lemon peel, 1-inch long, plus more for garnish
2 cinnamon sticks, broken into 4-inch pieces
1 teaspoon whole cloves
1 teaspoon dried allspice
½ teaspoon ground nutmeg
⅓ cup bourbon or white rum, or to taste