Double Fudge Chip Cake
["2 c. all-purpose flour", "1 1/3 c. granulated sugar", "1/2 c. unsweetened cocoa", "1 1/2 tsp. baking soda", "1 1/2 c. buttermilk", "1 c. mayonnaise", "1 tsp. vanilla extract", "1 (12 oz.) pkg. semi-sweet chocolate bits"]
["Preheat oven to 350\u00b0.", "Generously butter 2 large or 5 to 6 mini loaf pans and lightly dust with flour."]
["flour", "sugar", "unsweetened cocoa", "baking soda", "buttermilk", "mayonnaise", "vanilla extract", "semi-sweet chocolate bits"]