How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Chicken Spinach Lasagna Casserole?

You need 15 ingredients. The key ingredients include: 1 (10 ounce) package frozen spinach, thawed and drained, 2 cups cooked chicken, shredded, 2 cups cheddar cheese, grated, 1/3 cup onion, chopped, and more.

Is Chicken Spinach Lasagna Casserole suitable as pasta & noodles?

Yes, Chicken Spinach Lasagna Casserole falls under the Pasta & Noodles category and is a great choice for this type of meal.

How do I store leftover Chicken Spinach Lasagna Casserole?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Chicken Spinach Lasagna Casserole Recipe

Name: Chicken Spinach Lasagna Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 (10 ounce) package frozen spinach, thawed and drained; 2 cups cooked chicken, shredded; 2 cups cheddar cheese, grated; 1/3 cup onion, chopped; 1 tablespoon cornstarch; 1/2 teaspoon salt; 1/4 teaspoon pepper; 1 tablespoon soy sauce; 1 (10 ounce) can cream of mushroom soup; 1 cup sour cream; 1 (4 1/2 ounce) jar sliced mushrooms, drained; 1/3 cup mayonnaise; 6 lasagna noodles, cooked; 1 cup parmesan cheese, grated; 1 cup pecans, chopped

Try this homemade Chicken Spinach Lasagna Casserole recipe the whole family will love. Made with frozen spinach, chicken, cheddar cheese and onion. Easy…

This Chicken Spinach Lasagna Casserole relies on simple, everyday ingredients such as cooked chicken, shredded, cheddar cheese, grated, onion, chopped and cornstarch. It comes together quickly and makes 4 servings, at about 1571 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Pasta & Noodles

1571

kcal

Calories

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Leave out the nuts to make it nut-free, or swap in seeds for a similar crunch.
Coconut cream is a reliable plant-based alternative to dairy cream.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Chicken Spinach Lasagna Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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