Grapefruit Sabayon Gratin

Directions

1. 1
   Preheat broiler.
2. 2
   Cut peel, including all white pith, from grapefruit with a sharp knife.
3. 3
   Cut segments from membranes and divide segments among gratin dishes.
4. 4
   Combine yolks, sugar, and wine in a large metal bowl set over a saucepan of barely simmering water and beat with a handheld mixer at medium-high speed until mixture registers 140 degrees F on thermometer, about 4 minutes.
5. 5
   Continue beating over heat until mixture has tripled in volume and forms a thick ribbon when mixer is lifted, 4 to 5 minutes more.
6. 6
   Remove bowl from heat.
7. 7
   Spoon sabayon over grapefruit segments and broil 4 to 6 inches from heat just until sabayon is browned, about 30 seconds.
8. 8
   Serve immediately.