Blood-Orange Punch

Ingredients
U.S. Metric Conversion chart
2 bottle(s) (25 ounces each) blood orange juice, chilled
3 can(s) (12 ounces each) natural orange soda, such as San Pellegrino Aranciata, chilled
3 tablespoon(s) fresh lime juice
8 ounce(s) light rum, such as Appletons
5 dash(es) bitters
1 blood orange or orange, cut into 1/4-inch-thick wedges and frozen

Directions
Fill ice cube trays with 1 1/2 cups orange juice, and freeze. To make punch, stir remaining orange juice, soda, lime juice, rum, and bitters into a 16-cup punch bowl. Before serving, add frozen orange slices. Add ice cubes as needed to keep chilled.