Olive Garden Cheese sauce for Bread sticks

Does anyone have the recipe for the cheese sauce that you can get for the bread sticks, is it the same as the Alfredo sauce?

this is what I use

Olive gardens’ Fontina Cheese Sauce
6 tbsp. Butter
6 tbsp. Flour
3 cups milk
6 oz. Fontina cheese, shredded
salt, and pepper