Roasted Butternut Squash and Spinach Lasagna

Ingredients

• 6 cups butternut squash
• 4 teaspoons olive oil , divided
• 1.5 teaspoons kosher salt , divided
• 0.75 teaspoons freshly ground black pepper , divided
• 1 cup yellow onion
• 10 cups fresh spinach
• 2 cups provolone cheese
• 1 cup mozzarella cheese
• 1 container whole milk ricotta cheese , 32 ounce
• 0.5 cups chopped parsley
• 2 large eggs
• cooking spray
• 5 cups marinara sauce
• 12 lasagnas oven-ready
• 1 cup armesan cheese

Instructions

1. 1

   Preheat the oven to 400 degrees F (200 degrees C). Toss together butternut squash, 2 teaspoons of the oil, 1/2 teaspoon of the salt, and 1/4 teaspoon of the pepper. Arrange in a single layer on a rimmed baking sheet.

2. 2

   Bake in the preheated oven until softened and lightly browned, 15 to 20 minutes. Set aside.

3. 3

   Meanwhile, heat remaining 2 teaspoons oil in a large skillet over medium-high heat. Add onion and 1/4 teaspoon of the salt, and cook, stirring often, until softened and translucent, 3 to 4 minutes. Add spinach, and cook, stirring often, until wilted, 1 to 2 minutes. Remove from heat, and set aside.

4. 4

   Combine shredded provolone and mozzarella in a bowl. Stir together ricotta, parsley, eggs, 1 1/2 cups of the shredded cheese mixture, and remaining 3/4 teaspoon salt and 1/2 teaspoon pepper in a large bowl.

5. 5

   Lightly coat a 13x9-inch baking dish with cooking spray. Spread 1 cup of the marinara on the bottom. Arrange 4 noodles side by side over sauce; spread half of ricotta mixture over noodles. Spread roasted squash evenly over ricotta mixture; top with 1 1/2 cups marinara. Top with 4 more noodles and remaining ricotta mixture. Spread spinach mixture evenly over ricotta mixture; top with 1 1/2 cups marinara. Top with remaining 4 noodles and 1 cup marinara. Sprinkle with Parmesan and remaining shredded cheese mixture. Cover with aluminum foil.

6. 6

   Bake at 400 degrees F (200 degrees C) for 35 minutes. Uncover; bake until golden and bubbly, about 20 minutes more. Let stand 10 minutes before cutting into 10 slices.