Read the passage. Potatoes Mashed When your potatoes are thoroughly boiled, drain them quite dry, pick out every speck, &c., and while hot, rub them through a colander into a clean stew-pan. To a pound of potatoes put about half an ounce of butter, and a tablespoonful of milk: do not make them too moist; mix them well together. –The Cook’s Oracle; and Housekeeper’s Manual, William Kitchiner Which question would best help someone complete this recipe?