Chicken Spaghetti Casserole Bake Recipe

This comforting Chicken Spaghetti Casserole Bake is a family favorite! Enjoy tender chicken and perfectly cooked spaghetti in a creamy, cheesy sauce, topped with a delightful parmesan crust. Easily customizable – substitute cooked turkey for chicken if desired! Perfect for weeknight dinners or potlucks.

Prep Time 30 mins
Cook Time 70 mins
Calories 291.3 kcal
Protein 23g
Rating Be the first
Chicken Spaghetti Casserole Bake 35

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Forktionary editorial kitchen team

The Forktionary Kitchen Team

Adapted from Food.com, then tested & standardized by Forktionary.

Ingredients for Chicken Spaghetti Casserole Bake

  • 1 pound spaghetti
  • 4 slices bacon, chopped
  • 1/2 cup chopped onion
  • Garlic Cloves
  • Canned Mushroom Slices
  • 1/4 cup all-purpose flour
  • 2 (28 ounce) cans undrained crushed tomatoes
  • Cream Of Mushroom Soup
  • 1 cup milk
  • 16 ounces velveeta cheese, cubed
  • Chicken
  • Frozen Peas
  • 1/2 cup grated Parmesan cheese
  • Cheddar Cheese

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How to Make Chicken Spaghetti Casserole Bake

  1. Preheat oven to 350°F (175°C).
  2. Butter a 3-quart casserole dish.
  3. Cook 1 pound spaghetti according to package directions until al dente. Drain and rinse under cold water; set aside.
  4. In a large skillet or Dutch oven, cook 4 slices bacon, chopped, with 1/2 cup chopped onion and 2 cloves garlic, minced, until bacon is crisp. Stir in 1/4 cup all-purpose flour.
  5. Add 2 (28 ounce) cans undrained crushed tomatoes, 1 (10.75 ounce) can condensed cream of mushroom soup, and 1 cup milk.
  6. Cook, stirring constantly, until thickened and bubbly (about 5 minutes).
  7. Stir in 16 ounces velveeta cheese, cubed, until melted and smooth.
  8. Add the cooked spaghetti, 2 cups cubed cooked chicken (or turkey), 1 cup sliced mushrooms, and 1 cup frozen peas.
  9. Stir gently to combine.
  10. Pour mixture into the prepared casserole dish.
  11. Sprinkle generously with 1/2 cup grated Parmesan cheese.
  12. Bake uncovered for 40-45 minutes.
  13. During the last 15-20 minutes of baking, optionally sprinkle with 1/2 cup shredded cheddar or mozzarella cheese.
  14. Let stand for 10 minutes before serving. Enjoy!

Nutrition Information (Approximate per serving)

Sodium

25 g

Sugar

24g

Fat

22g

Carbs

10g

Frequently Asked Questions

How long does it take to make Chicken Spaghetti Casserole Bake?

Chicken Spaghetti Casserole Bake takes about 100 minutes from start to finish — roughly 30 minutes to prepare and 70 minutes to cook.

How many calories are in Chicken Spaghetti Casserole Bake?

Chicken Spaghetti Casserole Bake has approximately 291.3 calories per serving, with about 23 g protein, 10 g carbohydrates and 19 g fat.

What ingredients do I need for Chicken Spaghetti Casserole Bake?

The key ingredients for Chicken Spaghetti Casserole Bake are Spaghetti, Bacon, Onion, Garlic Cloves, Canned Mushroom Slices, Flour. See the full list with measurements above.

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