In a large punch bowl or serving container, combine the cranberry juice, apple cider, orange juice, pineapple juice, ginger ale, rum (if using), fresh lemon juice, and simple syrup. Stir well to mix all the ingredients.
Taste the punch and adjust the sweetness with additional simple syrup if needed.
Add the orange and lemon slices, fresh cranberries, and mint leaves to the punch. Stir gently to combine.
Add ice to the punch bowl or individual serving glasses. Serve the Festive Christmas Punch immediately, garnishing each glass with a sprig of mint and a few cranberries if desired.
Notes
This recipe serves 8-10 people and can be easily doubled or tripled to accommodate larger gatherings. Enjoy this refreshing and festive punch at your next holiday celebration!