1
Heat oven to 350° F. Spray a 1-1/2-quart baking dish with nonstick cooking spray.
2
Chop bell pepper and onion.
3
In a large saucepan, heat olive oil and butter over low heat.
4
After butter is melted, stir in flour and black pepper. Cook over low heat, stirring until mixture is smooth and bubbly. Remove from heat.
5
Stir in Worcestershire sauce, broth and milk. Heat to a boil, stirring constantly. Boil and stir for one minute.
6
Stir in cooked rice, chicken, mushrooms, bell pepper, onion and Mrs. Dash herb seasoning.
7
Pour into baking dish. Cover and bake for 30 minutes. Remove cover and continue cooking for 20 minutes.