chicken a la king

Ingredients For chicken a la king

• 1/2 c

  butter
• 8 oz

  button mushrooms sliced
• 1

  green pepper chopped
• 1

  small onion chopped
• 1/2 c

  flour
• 1 1/2 c

  low sodium chicken broth
• 1 c

  milk
• 1/2 tsp

  salt
• 1/4 tsp

  fresh ground black pepper
• 1/2 tsp

  onion powder
• 1/2 tsp

  dry ground mustard
• 4 c

  chopped rotisserie chicken
• 1/2 c

  heavy cream
• 1 c

  frozen peas
• 1

  jar (8 ounce) pimentos well drained.