Rich Chocolate Cake
["4 sq. unsweetened chocolate", "4 Tbsp. butter or margarine", "2 c. sifted flour", "1 tsp. salt", "2 c. sugar", "1 egg, unbeaten", "1 3/4 c. milk", "1 tsp. baking soda", "1 tsp. vanilla"]
["Melt chocolate and butter.", "Pour into mixing bowl and let cool.", "Then add sugar to mixture.", "Add egg.", "Sift flour once, measure into sifter and add salt.", "Slowly add flour mixture and 1 1/2 cups of milk.", "Beat 1 minute.", "Mix soda with 1/4 cup of milk; add to mixture along with vanilla."]
["unsweetened chocolate", "butter", "flour", "salt", "sugar", "egg", "milk", "baking soda", "vanilla"]