- 1 vanilla bean, split
- 1 cup water
- 1/2 cup sugar
- 2 tablespoons cornstarch
- 1/8 teaspoon salt
- 1 tablespoon butter or margarine
- 2 tablespoons grated lemon rind
- 1/3 cup fresh lemon juice
Cook vanilla bean, water, sugar, cornstarch, and salt in a saucepan over medium heat, stirring until smooth and thickened.
Stir in butter and remaining ingredients, and cook until thoroughly heated. Remove vanilla bean.