why are we able to sip hot tea or milk faster from a saucer rather than a cup

The area of surface of Milk or tea in a cup is less. It cause slow evaporation due to which it becomes old slowly so it takes time in sipping when the tea is kept in a plate the area of the surface of milk or tea increases it it leads to fast evaporation. Thus, it takes list time in cooling show the milk or tea can be sipped quickly