To prepare a surprise batty loaf cake recipe, first you need to gather your ingredients. First, you will need the following ingredients: butter, sugar, eggs, vanilla, flour, baking powder, salt, cinnamon, and nutmeg. Mix all of the ingredients together until they are well combined. Add the dry ingredients to the wet ingredients and mix well. Pour the batter into the greased loaf pan and bake for 1 hour at 350 degrees. Remove the cake from the oven and let it cool for 10 minutes before cutting into squares.