a slice of baked zucchini lasagna
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5 from 5 votes

Grilled Zucchini Lasagna

This is Grilled Zucchini Lasagna is made with double cheese, tuna and spices. Whether you call this a Lasagna or a Casserole, I'm sure the whole family will love this Baked Summer Zucchini recipe
Prep Time30 mins
Cook Time25 mins
Total Time55 mins
Course: Main Dish
Cuisine: Italian
Keyword: grilled zucchini, zucchini casserole, zucchini lasagna
Servings: 6 servings
Calories: 221kcal
Author: Rosemary Molloy / An Italian in my Kitchen


  • 2-3 medium zucchini sliced (not too thin) lengthwise and grilled
  • 6 ounces tuna (canned) (140 grams)
  • 1 1/2 tablespoons bread crumbs
  • 1 cup shredded firm mozzarella (100 grams)
  • 1 egg slightly beaten
  • 1/4 cup freshly grated Parmesan cheese (25 grams)
  • 1 tablespoon olive oil
  • 1/2 teaspoon salt
  • 1-2 dashes black pepper
  • 1/2 teaspoon parsley
  • 2/3 cup white sauce homemade or storebought
  • 1 tablespoons butter
  • 1 tablespoon flour
  • 1/2 pinch salt
  • 1 1/4 cups milk (280 grams)


  • 1/4 cup freshly grated parmesan cheese (25 grams)


  • Pre-heat oven to 350° (180° celsius), lightly grease a deep (8x6 inch / 20x15 centimeter) baking dish
  • Grill the zucchini on a pan grill or bbq.


  • In a small pot on medium heat melt the butter then add the flour and salt and whisk to combine, slowly add the milk and continue whisking until thickened. Remove from heat and let cool.
  • In a medium bowl mix together, the tuna, bread crumbs, mozzarella, egg, Parmesan, olive oil, salt, black pepper and parsley.


  • Drizzle the bottom of the baking dish with a tablespoon of olive oil, then top with a layer of grilled zucchini, then top with 1/3 of the tuna mixture and pour half the white sauce on top, cover with another layer of grilled zucchini, 1/3 tuna mixture and remaining half of the white sauce, cover with remaining grilled zucchini, tuna mixture and sprinkle with freshly grated parmesan, bake for approximately 20-25 minutes, let sit 5 minutes and serve. Enjoy!


Calories: 221kcal | Carbohydrates: 8g | Protein: 17g | Fat: 14g | Saturated Fat: 7g | Cholesterol: 70mg | Sodium: 581mg | Potassium: 313mg | Fiber: 1g | Sugar: 5g | Vitamin A: 525IU | Vitamin C: 11.7mg | Calcium: 268mg | Iron: 1.2mg