Chocolate shakes (these are all medium 16 oz sizes) are 580 calories, vanilla are 550, strawberry are 560. A 12 oz McFlurrie with oreos is 560 while with m&ms is 620 calories.
each is differant, a chesseburger has 300, a big mac and big extra has 500 a fillet o fish is worse!!!! If you are counting calories and eating at mc donalds try a snack wrap or a salad