Grand Marnier Sauce [By Hyeholde Restaurant] - cooking recipe

Ingredients

2 cups milk
1/4 cup butter (1/2 stick)
2/3 cup sugar
3 egg yolks, room temperature
2 tablespoons cornstarch
1 teaspoon vanilla
1/3 cup Grand Marnier
1/3 cup whipping cream

Preparation

Combine milk, butter and 1/3 cup sugar in medium saucepan over medium heat and bring to boil, stirring occasionally.
Using electric mixer, beat yolks and remaining sugar in small bowl until thickened.
Add cornstarch and continue beating until mixture is light and lemon colored.
Gradually beat in enough hot milk to warm mixture slightly.
Strain into remaining milk, whisking until blended.
Place over medium heat and bring to boil.
Remove from heat and stir in vanilla. Let stand until cool.
Refrigerate until ready to serve.
Just before serving, cook over low heat, stirring in liqueur and cream.