Special Mustard Sauce

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

1. 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.