Rinse lemon and orange and thinly slice them, discarding seeds; quarter the orange slices.

Put fruit in a 4- to 5-quart pan.

Add honey, sugar (use the smaller amount if you prefer drinks on the tart side, the larger if you want a sweeter flavor), cloves and allspice.

With a knife, cut the cinnamon sticks lengthwise into thinner strips.

Add cinnamon and 2 cups water to pan; bring to a boil over high heat, then reduce heat and boil gently for 5 minutes.

Pour Santa Margherita Prosecco Superiore DOCG into hot citrus base and heat until steaming, about 8 minutes.

Keep warm over low heat. Ladle into heatproof cups or wine glasses.