- 1 egg, lightly beaten
- 2/3 cup brown sugar
- 1/3 cup light corn syrup
- 1/4 cup water
- 1/4 cup butter
- Combine sugar, corn syrup, water and butter in a saucepan. Cook over medium heat, stirring occasionally, until butter melts and sugar dissolves. Remove from heat.
- Lightly beat egg. Pour hot sugar mixture into the egg in a steady stream, whisking constantly. Return mixture to saucepan. Cook over low heat, stirring constantly, until mixture has thickened; do not boil.