Ma Neeley'S Chocolate Pie
["3 egg yolks", "1 1/2 c. milk", "1 1/2 c. sugar", "3 Tbsp. flour", "3 Tbsp. cocoa"]
["For each cup of milk, use 2 level tablespoons of any coarse cereal such as rice, cornmeal, cracked wheat, oatmeal or barley and 2 level tablespoons of any sweetening, such as any sugar, syrup, honey or molasses.", "Flavor with nutmeg, cinnamon or any spice and season with salt.", "Put flavored and seasoned milk in double boiler, or if a large amount is being prepared, put in kettle.", "Add cereal and sweeting.", "Cook about 1 hour without covering."]
["egg yolks", "milk", "sugar", "flour", "cocoa"]