Custard Sauce - cooking recipe

Ingredients

3 tablespoons sugar
1 3/4 cups half-and-half
1 egg yolk
1 tablespoon cornstarch
1/8 teaspoon salt
1/2 teaspoon vanilla extract

Preparation

Combine all ingredients, except vanilla, in a heavy pot.
Cook, over medium heat, stirring constantly, until mixture thickens& will coat the back of a spoon.
Remove from heat.
Stir in vanilla& refrigerate in a covered container.