Special Mustard Sauce

Recipe from

Southern Living

Ingredients

1/2 cup butter or margarine
2 beef bouillon cubes
3 egg yolks, lightly beaten
1/2 cup sugar
1/2 cup prepared mustard
1/4 cup cider vinegar
1 teaspoon salt

Preparation

Combine butter and bouillon cubes in top of a double boiler. Place over simmering water, and cook, whisking constantly, until butter melts and bouillon cubes dissolve. Gradually whisk in beaten egg yolks. Add sugar and remaining ingredients; cook, whisking often, 20 minutes. Cover and chill.