你可以用其它奶制品来代替牛奶, 如酸奶, cheese, cottage cheese, even ice cream. As Qboy suggested, you can try other kinds of milk, such as soy milk or other brands of milk.
It's OK for 1 year old or above to have some sweet treats. But if you are not comefortable about their potential sweet teeth, you may want to hold it a bit longer.