Still if you don't like a too strong onion taste, than use green onions / scallions when you plan to leave the onions raw, the spring onions have a stronger taste. (whereismyspoon.co)
Oh and I did put the onions resting in hot water to remove the excessive raw onion taste. (epicurious.com)
I agree that there is too much onion taste and I would use less of them and maybe more apples if I were t make it again. (epicurious.com)