Chocolate Cake
["2 c. flour", "1 c. sugar", "1/2 c. cocoa", "1 1/2 tsp. soda", "3/4 c. salad dressing", "1 c. cold water", "1 tsp. salt", "1 tsp. vanilla"]
["Sift together flour, sugar, cocoa and soda.", "Then mix with remaining ingredients.", "Pour into 9 x 13-inch pan; bake at 350\u00b0 for 25 to 30 minutes."]
["flour", "sugar", "cocoa", "soda", "salad dressing", "cold water", "salt", "vanilla"]