Brush a baking tin with oil and dust it with flour. Tap off the excess and set aside till use.
Now make the batter. Take all the ingredients given in the list except chocolate chips in a mixing bowl. Use a electric beater to mix the batter untill it is smooth.
Pour this batter into the tin.
Place it in oven and bake for 35 to 40 mins.
Remove it from the oven carefully and cool it down completely.