turkey fettuccine casserole

Ingredients

• 1/4 cup butter, melted
• 1/4 cup flour
• 1 cup milk
• 1 cup chicken broth
• - leftover boned turkey (use a large amount)
• 5 ounces fettuccine, cooked and drained
• 2 cups sour cream
• 1 package frozen spinach 10 oz. cooked and drained
• 1 jar mushrooms 6oz, sliced and drained
• 1 can sliced water chestnuts 8 oz
• 1 jar pimento 12 oz
• 1/2 cup onions, chopped
• 1/2 cup celery, chopped
• 1/3 cup lemon juice
• 2 teaspoons seasoning salt
• 1/2 teaspoon cayenne pepper
• 1 teaspoon paprika
• 1 teaspoon salt
• 1 teaspoon pepper
• 1 1/2 cups monterey jack cheese, grated/i also use parmesan cheese on top