Make this recipe a recipe that people in that category can eat. categories: ['dairy_free'], recipe: mix dry ingredients well; add vinegar and water slowly, stirring constantly and cook until thickened and smooth. beat eggs or egg yolks slightly; add a little of the hot mixture to the eggs gradually, stirring well. then add remaining hot mixture and cook over low heat for another five minutes. add butter, transfer to a container or glass jar and allow to remain uncovered until cool. when ready to serve, thin with cream to desired consistency.

Target recipe: place sugar, flour, dry mustard, salt, and pepper in the top of double boiler. blend in 1 cup water until thoroughly mixed. place over direct heat and bring to a boil, stirring constantly but gently. cook 1-2 minutes longer after mixture comes to a boil. stir in vinegar. beat the egg yolks slightly then stir 3 tablespoons of the hot mixture into the eggs. beat vigorously. immediately blend the egg mixture into the mixture in the top of the double boiler. place over simmering water and cook 3-5 minutes. stir slowly to keep mixture cooking evenly. remove from heat and stir in margarine. cool and store in refrigerator in tightly covered jar. before using, thin to desired consistency with cream, fruit juice or vinegar.