Optional: Grated Parmesan cheese and chopped fresh basil leaves
Heat olive oil in large cast-iron or other ovenproof skillet over medium-high heat. Add zucchini and mushrooms; cook until softened, 2-3 minutes. Add onion and garlic; cook until vegetables are tender, 2-3 minutes. Add pasta sauce, water and seasonings. Stir to combine; add broken noodles. Bring to a boil. Reduce heat; cover and simmer until noodles are tender, about 15 minutes.
Top with mozzarella and, if desired, Parmesan cheese. Broil until cheese melts and starts to brown. If desired, sprinkle with basil.
Vegetarian Skillet Lasagna Tips
Which tomato sauce do you recommend for this recipe?
For this lasagna recipe, we recommend using a jar of tomato basil pasta sauce. If you prefer homemade, check out our favorite tomato sauce recipes for inspiration.
How long does this lasagna recipe last?
Vegetarian skillet lasagna lasts for 3-5 days in the fridge. If you want to enjoy this vegetarian main dish recipe for longer, you can freeze lasagna for 2-3 months. Follow our freezer tips to ensure your vegetarian lasagna comes out just as fresh.