If you prefer, use Brie instead of Blue Cheese, it really depends on the flavors you are trying to complement the rest of the meal.
Nuts of any kind are a treat in our home. We are peanut free, and there are brands produced in peanut free facilities.
The most Carbs are in the pears and walnuts; so to some extent, CHO will be determined by them. This salad generally serves 3 or 4.