Chicken a' la' King

Recipe modified from the kitchen of Sandra Schaier:

1/2 cup butter
1 green pepper(chopped)
fresh sliced mushrooms (1 1/2 cups)
1 small onion (chopped)
3 cloves of garlic (diced)
1/2 cup flour
1 tsp. pepper
1 1/2 cups milk
cooked chicken
1 1/2 tsp. salt
1 1/4 cup chicken broth

Melt butter and add peppers, mushrooms, onion and garlic. Season with salt & pepper. Stirring constantly, add flour. Slowly add milk and broth. Heat until boiling, stirring constantly. Stir one minute while boiling. Add chicken. Simmer for approximately 5 minutes. Serve over rice & enjoy!