Cooked Salad Dressing
One teaspoonful salt, one teaspoonful mustard, one and one-half
teaspoonful sugar, few grains cayenne, three-fourths tablespoonful
flour, yolks of two eggs, three-fourths cup of scalded milk, one-half
cup hot vinegar, one and one-half teaspoonful melted butter. Mix the dry
ingredients, add the yolks and mix thoroughly; add the scalded milk,
return to double boiler, add the hot vinegar, stirring constantly until
mixture thickens, add the butter. Cool before using.