Roasted Zucchini and Penne Pasta Casserole

Follow our step-by-step guide on how to make Roasted Zucchini and Penne Pasta Casserole.

1. Step 1

   Begin by preheating your oven to a toasty 400°F (200°C).

2. Step 2

   In a spacious bowl, toss together sliced zucchini and onions with a generous drizzle of olive oil, ensuring each piece is beautifully coated.

3. Step 3

   Spread this vibrant vegetable medley into a large baking dish and let it roast in the oven for approximately 30 minutes, or until it achieves a delightful golden brown hue.

4. Step 4

   Once roasted to perfection, take it out and season with a pinch of salt and pepper.

5. Step 5

   Now, lower the oven temperature to a cozy 350°F (175°C).

6. Step 6

   While the veggies are basking in the heat, bring a large pot of lightly salted water to a rolling boil.

7. Step 7

   Add the penne pasta and cook according to the package instructions, stirring occasionally until it reaches that perfect al dente texture, which should take about 11 minutes.

8. Step 8

   Drain the pasta and set it aside.

9. Step 9

   Lightly grease a 9x13-inch baking dish to prepare for the delicious layers to come.

10. Step 10

    In a saucepan over medium heat, warm the marinara sauce until it’s steaming hot.

11. Step 11

    Pour this luscious sauce into your prepared baking dish, then layer the cooked penne on top, followed by the roasted zucchini and onions.

12. Step 12

    To finish, shower the entire dish with a generous sprinkle of grated Parmesan cheese.

13. Step 13

    Bake in the oven for 35 to 40 minutes, or until the sauce is bubbling with joy.

14. Step 14

    Once done, allow it to rest for a few moments before serving, letting the flavors meld together beautifully.

15. Step 15

    Enjoy this comforting dish that brings warmth and satisfaction to your table.