Wash one-half cup of rice in plenty of warm water and then place two and one-half cups of boiling water in a saucepan and add the rice. Cook until the rice is soft and the water absorbed. Now place three ounces of chocolate, cut into fine pieces, in one quart of milk. Bring to a boil and then add Three-quarters cup of sugar, One-half teaspoon of cinnamon extract, Two teaspoons of vanilla, Two tablespoons of butter, The prepared rice. Mix well and then pour into a baking dish and bake for forty minutes in a moderate oven. Stir frequently.