Prepare cauliflower as for boiled cauliflower, and steam until soft. Separate in pieces and pour over the following sauce:
Mix one and one-half teaspoons mustard, one and one-fourth teaspoons salt, one teaspoon powdered sugar, and one-fourth teaspoon paprika. Add yolks three eggs slightly beaten, one-fourth cup olive oil, and one-half cup vinegar in which one-half teaspoon finely chopped shallot has infused five minutes. Cook over hot water until mixture thickens. Remove from range, and add one-half tablespoon curry powder, two tablespoons melted butter, and one teaspoon finely chopped parsley.