Eva'S Chocolate Cake
["2 sq. chocolate", "1 Tbsp. butter", "1 egg", "1 c. sugar", "1 1/4 c. flour", "1/4 tsp. salt", "1 tsp. soda", "1 c. sour milk", "1 tsp. vanilla"]
["Melt chocolate and butter together.", "Mix egg and sugar; add melted chocolate.", "Mix together all dry ingredients.", "Add dry ingredients and milk alternately with milk.", "Add vanilla.", "Bake about 20 minutes at 400\u00b0.", "Use a 9 x 9-inch greased pan."]
["chocolate", "butter", "egg", "sugar", "flour", "salt", "soda", "sour milk", "vanilla"]