Creamy Chicken Tetrazzini (Easy & Delicious!)

A classic comfort food dish, Chicken Tetrazzini combines tender chicken, mushrooms, and pasta in a rich, creamy sauce, topped with golden, bubbly cheese. It’s a crowd-pleaser that’s perfect for weeknights or entertaining!

🍗 Ingredients

*(Serves 6-8)*

Main Ingredients:

  • 12 oz (340g) linguine or spaghetti, broken in half
  • 3 cups cooked chicken, shredded or diced (rotisserie chicken works great!)
  • 8 oz (225g) mushrooms, sliced
  • 1 small onion, finely chopped
  • 3 cloves garlic, minced
  • ¼ cup (60g) butter
  • ¼ cup (30g) all-purpose flour

Sauce & Seasonings:

  • 2 cups (480ml) chicken broth
  • 1 cup (240ml) heavy cream (or half-and-half for lighter option)
  • 1 cup (120g) Parmesan cheese, grated
  • 1 tsp salt (adjust to taste)
  • ½ tsp black pepper
  • ½ tsp dried thyme
  • ¼ tsp nutmeg (optional, for depth)

Topping:

  • 1 cup (115g) shredded mozzarella cheese
  • ½ cup (50g) Parmesan cheese
  • 2 tbsp fresh parsley, chopped (for garnish)

👩‍🍳 Step-by-Step Instructions

1. Cook the Pasta

  • Preheat oven to 375°F (190°C).
  • Cook pasta al dente (1-2 minutes less than package instructions). Drain and set aside.

2. Sauté Vegetables

  • In a large skillet, melt butter over medium heat.
  • Add onions and sauté for 2-3 minutes until soft.
  • Stir in garlic and mushrooms, cooking until mushrooms are tender (5-6 mins).

3. Make the Creamy Sauce

  • Sprinkle flour over the veggies and stir for 1 minute.
  • Gradually whisk in chicken broth and heavy cream, stirring until smooth.
  • Bring to a simmer and cook until slightly thickened (~3-4 mins).
  • Stir in Parmesan cheese, salt, pepper, thyme, and nutmeg.

4. Combine Everything

  • In a large bowl, mix the cooked pasta, chicken, and sauce until well coated.
  • Transfer to a greased 9×13-inch baking dish.

5. Add Cheese Topping & Bake

  • Sprinkle mozzarella and Parmesan evenly over the top.
  • Bake for 20-25 minutes until bubbly and golden.
  • Broil for 1-2 minutes (optional for extra crispiness).
  • Garnish with fresh parsley before serving.

💡 Pro Tips for the Best Chicken Tetrazzini:

✔ Use rotisserie chicken for quick prep.
✔ Add peas or spinach for extra veggies.
✔ Make ahead – Assemble, refrigerate, and bake later.
✔ Freezer-friendly – Cover tightly and freeze before baking