Ingredients:

3/4 cup elderflower liqueur
1 1/2 cups cranberry juice
1/2 cup lemon juice
1/2 cup simple syrup
1 (750-milliliter) bottle sparkling wine
1 1/2 cups club soda, or seltzer
Seasonal fruit, or cranberries, or citrus slices; for garnish
 
Method:
 
Gather the ingredients.
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In a large pitcher, combine the elderflower liqueur, cranberry and lemon juices, and simple syrup.
Stir well and refrigerate overnight.
When it's time for service, pour the spiked juice mix into a punch bowl and top with sparkling wine and soda.
Garnish with cranberries, seasonal fruit, or citrus slices. Serve and enjoy.