1 Egg1-1/2 Tablespoons Sugar1 Tablespoon Mustard2 Teaspoons Cornflour1/2 Cup Vinegar1/2 Cup Stock from the Corned Beef Beat egg,sugar,mustard and cornflour until smooth. Whisk in the vinegar and stock. Cook in a double boiler or tip into a heavy based saucepan Microwave and stir continuously until the mixture thickens. Simmer slowly 15 minutes or longer. Add … Continue reading Mustard Sauce