11/2 teaspoons mustard 2 tablespoons oil
1 teaspoon salt 1/3 cup vinegar diluted with cold water to make one-half cup
2 teaspoons powdered sugar
Few grains cayenne
2 eggs, slightly beaten
Mix dry ingredients, add egg and oil gradually, stirring constantly until thoroughly mixed; then add diluted vinegar. Cook over boiling water until mixture thickens; strain and cool.
