Festive paper straws and an orange wheel garnish are optional for this summery cocktail, but definitely encouraged.
Halve the oranges. Cut one of the orange halves into slices for garnish and set aside. Juice the remaining 3 halves.2.
In a large bowl, pour in the prosecco, Aperol, lemon juice and orange juice. Stir to combine.3.
Pour the mixture, simple syrup and ice into a blender. Pulse until the ice is slushy and the mixture is combined. Pour into glasses and top it off with an orange slice. Serve immediately.