01 - Slice the tops off each orange and carefully hollow out the flesh using a spoon, reserving any juice for the filling.
02 - In a bowl, combine fresh orange juice, Greek yogurt, honey, and vanilla extract. Whisk until the mixture is smooth and well blended.
03 - Place the blended mixture in the refrigerator until well chilled, about 15 minutes.
04 - Process the chilled mixture in an ice cream maker according to manufacturer instructions, or pour into a shallow dish and freeze, stirring every 30 minutes until partially firm.
05 - Spoon the semi-frozen cream into the prepared hollowed oranges, smoothing the tops.
06 - Arrange the filled orange cups on a tray and freeze for 3 to 4 hours until fully set.
07 - Present the frozen orange cups garnished with orange zest curls for a vibrant finish.