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Creamy Chicken & Mushroom Tetrazzini Bake

Creamy Chicken & Mushroom Tetrazzini Bake wraps tender spaghetti and chicken in a rich Parmesan-laced sauce, with sherry adding a gentle warmth and depth. Baked until bubbling and golden, it’s comforting, velvety, and studded with savory mushrooms—perfect for a cozy weeknight dinner or a casual gathering with friends.

  • Prep15 mins
  • Cook45 mins
  • Serves4
  • DifficultyMedium
Creamy Chicken & Mushroom Tetrazzini Bake
  1. 1

    Preheat the oven to 350 degrees F (175 degrees C). Lightly grease a 9x13 inch baking dish.

  2. 2

    Bring a large pot of lightly salted water to a boil. Add the spaghetti and cook for 8 to 10 minutes, or until slightly firm; drain.

  3. 3

    Meanwhile, in a large saucepan, melt the butter over low heat. Stir in the flour, salt, and pepper. Cook, stirring, until smooth. Remove from the heat, and gradually stir in the chicken broth and cream.

  4. 4

    Return to the heat and bring to a gentle boil for 1 minute, stirring constantly. Add the sherry, then stir in the cooked spaghetti, mushrooms, and chicken. Pour the mixture into the prepared baking dish and top with Parmesan cheese.

  5. 5

    Bake for 30 minutes in the preheated oven, until bubbly and lightly browned.