Asparagus Au Gratin Recipe

Directions:

1. Preheat oven to 450.
2. Butter a casserole dish.
3. In a saucepan melt the butter then add the flour and stir with a wire whisk until blended.
4. Meanwhile bring chicken stock and half and half to a boil and add all at once to butter flour mixture stirring vigorously with the whisk until sauce is thickened and smooth then add the cheddar, Parmesan, salt and pepper and stir until the cheeses melt.
5. Alternate layers of sauce and asparagus in a buttered casserole ending with a layer of sauce.
6. Sprinkle with additional Parmesan cheese and brown quickly under a preheated broiler or bake in preheated oven for 5 minutes.