Rich Chocolate Cake
["2 c. sugar", "1 c. butter", "2 eggs", "1/2 c. cocoa", "1 c. buttermilk", "1 c. boiling water", "2 tsp. soda", "1 tsp. vanilla", "3 c. flour", "1/2 tsp. salt"]
["Sift flour, cocoa and salt together three times.", "Cream sugar and butter; add eggs.", "Beat well; add milk with soda, then beat in flour and vanilla.", "Last, add boiling water.", "Bake in 9 x 13-inch pan at 325\u00b0 for 30 minutes."]
["sugar", "butter", "eggs", "cocoa", "buttermilk", "boiling water", "soda", "vanilla", "flour", "salt"]