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Zucchini Casserole Recipe

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Zucchini Casserole is a cozy, flavorful dish that celebrates fresh zucchini in a cheesy, herb-infused bake. Perfect for weeknight dinners or potlucks, this casserole is easy to prepare and pairs wonderfully with a variety of side dishes. The combination of tender zucchini, savory cheese, and a crisp breadcrumb topping makes it a crowd-pleaser that feels like comfort food without the fuss. Whether you have an abundance of zucchini from your garden or want a healthy yet indulgent veggie dish, this recipe will quickly become a staple in your kitchen.

  • Total Time: 55 minutes
  • Yield: 6

Ingredients

Scale
  • 4 medium zucchini, sliced
  • 1 medium onion, finely chopped
  • 2 cloves garlic, minced
  • 2 large eggs
  • 1 cup shredded sharp cheddar cheese
  • ½ cup grated Parmesan cheese
  • ½ cup breadcrumbs or panko
  • 2 tablespoons olive oil
  • 1 teaspoon salt
  • ½ teaspoon black pepper
  • 1 teaspoon fresh parsley, chopped (or ½ teaspoon dried)
  • Optional: ½ teaspoon dried thyme or oregano

Instructions

  • Preheat oven to 375°F (190°C) and grease a baking dish.
  • Slice zucchini and set aside.
  • Sauté onion and garlic in olive oil until translucent.
  • In a large bowl, combine zucchini, sautéed onion and garlic, salt, pepper, and herbs.
  • Beat eggs, then mix in cheddar and Parmesan cheeses.
  • Pour cheese and egg mixture over zucchini and toss to coat.
  • Transfer to baking dish and spread evenly.
  • Sprinkle breadcrumbs on top.
  • Bake for 30 minutes or until golden and set.
  • Let rest 5-10 minutes before serving.

Notes

  • For less watery casserole, salt and drain zucchini before mixing.
  • Toast breadcrumbs for extra crunch.
  • Customize cheese blend to your taste.
  • Author: Diana Ross
  • Prep Time: 25 minutes
  • Cook Time: 30 minutes
  • Category: Side Dish / Main Dish
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Nutrition

  • Serving Size: 6
  • Calories: 210
  • Sugar: 4g
  • Sodium: 450mg
  • Fat: 14g
  • Saturated Fat: 6g
  • Unsaturated Fat: 6g
  • Trans Fat: 0g
  • Carbohydrates: 12g
  • Fiber: 3g
  • Protein: 11g
  • Cholesterol: 95mg