Chicken Cheddar Tetrazzini Recipe

Ingredients

• 3 - 4 pounds whole chicken
• 1 teaspoon salt
• 1 teaspoon black pepper
• 8 ounces package spaghetti
• 1 large green bell pepper, seeded and chopped
• 1 cup sliced fresh mushrooms
• 1 small onion, chopped
• 1/4 cup butter, melted
• 1/4 cup flour
• 1/2 teaspoon salt
• 1/2 teaspoon garlic powder
• 1/2 teaspoon poultry seasoning
• 1/2 teaspoon black pepper
• 1 cup half-and-half
• 8 ounces (2 cups) shredded sharp Cheddar cheese, divided
• 10 3/4 ounce can cream of mushroom soup, undiluted
• 3/4 cup Parmesan cheese, divided
• 1/4 cup sherry
• 4 ounces jar diced pimiento, drained
• 1 teaspoon paprika
• 3/4 cup sliced almonds, toasted