|Dry white wine||1⁄4 Cup (4 tbs)|
|Grated orange peel||1⁄4 Teaspoon|
|Grated lemon peel||1⁄4 Teaspoon|
|Lemon juice||2 Tablespoon|
In small heavy saucepan melt sugar over medium heat, stirring constantly, till sugar is deep golden brown.
Remove from heat.
Drain grapes, reserving syrup.
Heat syrup to boiling; slowly stir into caramelized sugar.
Cook and stir till dissolved.
Combine wine, cornstarch, salt, and grated orange and lemon peels; stir into hot syrup mixture.
Cook, stirring constantly, till thickened and bubbly.
Add lemon juice and the reserved grapes.
Heat just to boiling.