CREAMED POTATOES

Put 2 tablespoons of butter into a saucepan, and when melted add 1 tablespoon of minced parsley and pepper and salt, stir until very hot, then add a scant cup of milk, containing 1 teaspoon of flour and a pinch of soda, and when this boils add diced cold boiled potatoes, and, when thoroughly heated through, serve.