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Spinach & Tuna Noodle Casserole

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This Spinach & Tuna Noodle Casserole is a creamy, comforting baked pasta dish made with tender egg noodles, flaky tuna, fresh spinach, and a rich homemade sauce. Topped with melted cheese and crispy breadcrumbs, this easy tuna noodle casserole recipe is perfect for busy weeknights, meal prep, or a cozy family dinner.

Ingredients

  • 12 ounces egg noodles

  • 2 tablespoons butter

  • 1 small onion, finely chopped

  • 2 cloves garlic, minced

  • 3 tablespoons all-purpose flour

  • 2 cups milk

  • 1 cup chicken or vegetable broth

  • 1 teaspoon salt

  • 1/2 teaspoon black pepper

  • 1/2 teaspoon dried thyme

  • 2 cups fresh spinach, chopped

  • 2 cans (5 ounces each) tuna, drained

  • 1 cup frozen peas

  • 1 1/2 cups shredded cheddar cheese

  • 1/2 cup grated Parmesan cheese

  • 1/2 cup breadcrumbs

  • 1 tablespoon olive oil

Instructions

  • Preheat oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish.

  • Cook egg noodles according to package directions until al dente. Drain and set aside.

  • In a large skillet over medium heat, melt butter. Add chopped onion and cook for 3–4 minutes until softened. Stir in garlic and cook 30 seconds more.

  • Sprinkle flour over the mixture and cook for 1 minute, stirring constantly. Gradually whisk in milk and broth until smooth.

  • Cook sauce for 3–5 minutes, stirring frequently, until thickened. Season with salt, pepper, and dried thyme.

  • Add chopped spinach and cook until wilted. Stir in drained tuna and frozen peas.

  • Remove from heat and fold in cooked noodles and 1 cup shredded cheddar cheese.

  • Transfer mixture to prepared baking dish. Top with remaining cheddar and Parmesan cheese.

  • In a small bowl, combine breadcrumbs with olive oil and sprinkle evenly over the casserole.

  • Bake for 20–25 minutes, until golden brown and bubbling around the edges. Let rest 5 minutes before serving.

Notes

Drain tuna thoroughly to avoid excess moisture.Do not overbake to keep the casserole creamy.Add a splash of milk before reheating if needed.Swap breadcrumbs for crushed crackers for a classic topping.Stir in Dijon mustard for a subtle tangy flavor boost.

Find it online: https://cookibly.com/spinach-tuna-noodle-casserole/