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Creamy White Lasagna with Italian Sausage, Spinach, and Bechamel Sauce Recipe

4.6 from 64 reviews

This Creamy White Lasagna recipe features layers of tender lasagna noodles, savory Italian sausage, fresh spinach, and a rich homemade béchamel sauce, combining ricotta, mozzarella, and Parmesan cheeses for a comforting and decadent Italian-inspired casserole. Perfect for a family dinner, this recipe offers flexibility with gluten-free and dairy-free ingredient options to suit different dietary needs.

Ingredients

Scale

Pasta

  • 12 lasagna noodles (regular or gluten-free)

Meat and Vegetables

  • 1 lb (450g) Italian sausage, crumbled (or ground turkey for a leaner option)
  • 2 cups fresh spinach, chopped (or kale, Swiss chard)
  • 1 small onion, finely chopped
  • 4 cloves garlic, minced
  • 2 tbsp olive oil (or butter)

Béchamel Sauce

  • 4 cups whole milk (or unsweetened almond milk for a dairy-free option)
  • 6 tbsp unsalted butter
  • 6 tbsp all-purpose flour (or cornstarch for gluten-free)
  • 1 tsp salt
  • 1/2 tsp black pepper
  • 1/4 tsp ground nutmeg

Cheeses

  • 2 cups ricotta cheese
  • 3 cups shredded mozzarella cheese
  • 1 cup grated Parmesan cheese

Garnish

  • Fresh basil or parsley for garnish (optional)

Instructions

  1. Cook the Noodles: Bring a large pot of salted water to a boil. Cook the lasagna noodles according to package instructions until al dente. Drain and set aside. For gluten-free noodles, follow the specific cooking instructions on the package.
  2. Prepare the Filling: In a large skillet, heat olive oil or butter over medium heat. Add the chopped onion and garlic and sauté until fragrant and softened, about 3-4 minutes. Add the crumbled sausage or ground turkey, cooking until browned and fully cooked, breaking it apart with a spoon. Stir in the chopped spinach and cook until wilted. Remove from heat and set aside.
  3. Make the Béchamel Sauce: In a medium saucepan, melt the butter over medium heat. Stir in the flour or cornstarch and cook for 1-2 minutes to form a roux. Slowly whisk in the milk or almond milk, ensuring no lumps form. Continue to cook and whisk constantly until the sauce thickens, about 5-7 minutes. Season with salt, pepper, and nutmeg.
  4. Assemble the Lasagna: Preheat your oven to 375°F (190°C). In a large baking dish, spread a thin layer of béchamel sauce on the bottom. Layer lasagna noodles on top of the sauce. Spread a portion of the meat and spinach mixture over the noodles, followed by a layer of ricotta cheese and a generous amount of mozzarella and Parmesan cheeses. Repeat the layers until all ingredients are used. Finish with a layer of béchamel sauce and a sprinkle of mozzarella and Parmesan on top.
  5. Bake: Cover the lasagna with aluminum foil and bake in the preheated oven for 25 minutes. Remove the foil and bake for an additional 10-15 minutes until the top is golden and bubbly.
  6. Rest and Serve: Allow the lasagna to rest for 15-20 minutes before slicing to let the layers set. Garnish with fresh basil or parsley if desired and serve hot.

Notes

  • For a leaner option, substitute Italian sausage with ground turkey.
  • Use gluten-free noodles and cornstarch for a gluten-free version.
  • Substitute unsweetened almond milk and dairy-free cheese alternatives for a dairy-free variation.
  • Allow the lasagna to rest after baking to ensure clean slices and proper layer setting.
  • Use fresh herbs like basil or parsley to enhance flavor and presentation.

Keywords: Creamy White Lasagna, Italian Sausage Lasagna, White Sauce Lasagna, Béchamel Lasagna, Gluten Free Lasagna, Comfort Food, Italian Dinner