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Cheesy baked zucchini casserole with golden cheese topping in a baking dish.

Cheesy Baked Zucchini Casserole

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A comforting casserole packed with cheesy goodness, fresh zucchini, and a buttery crescent roll crust, perfect for any occasion.
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Prep Time 15 minutes
Cook Time 45 minutes
Total Time 1 hour
Servings: 8 servings
Course: Dinner, Main Course
Cuisine: American
Calories: 350
Ingredients Method Nutrition Notes

Ingredients
  

Crescent Roll Base
  • 1 can Pillsbury crescent rolls
Cheese Mixture
  • 8 oz shredded provolone or asiago cheese can substitute with Gruyere
  • 8 oz shredded mozzarella cheese or Gruyere cheese
Vegetables and Seasonings
  • 1 tablespoon parsley
  • 1 tablespoon garlic powder
  • 1 tablespoon dried oregano
  • 1 teaspoon olive oil
  • 1/4 cup heavy cream
  • 1 medium onion, chopped fine
  • 4 1/2 cups chopped zucchini
  • 3 large eggs
  • 1 teaspoon salt (or to taste)
  • 1 teaspoon black pepper
Butter
  • 4 tablespoons salted butter

Method
 

Preparation
  1. Preheat the oven to 400°F.
  2. Spray an 8×8 baking dish with cooking spray or grease with butter.
  3. Open the can of crescent dough and roll it into your prepared baking dish.
Cooking
  1. In a large, semi-deep skillet, melt the butter and olive oil over medium heat.
  2. Add the chopped onion and zucchini; cook until slightly tender, about 7 minutes. Then, remove from heat and set aside.
  3. In a small bowl, whisk together the parsley, garlic powder, oregano, heavy cream, and eggs until thoroughly combined.
  4. Pour the egg mixture into the skillet with the zucchini and mix well. Add in the cheeses and stir to combine.
  5. Pour this mixture on top of the crescent rolls in the baking dish.
  6. Bake for 40–45 minutes, or until the top is slightly browned.
Serving
  1. Enjoy your delicious creation!

Nutrition

Serving: 1gCalories: 350kcalCarbohydrates: 25gProtein: 15gFat: 25gSaturated Fat: 15gSodium: 500mgFiber: 2gSugar: 3g

Notes

For the best flavor, allow your casserole to rest for a few minutes after taking it out of the oven. Feel free to experiment with herbs or add a drizzle of hot sauce for those who enjoy a kick. Store leftovers in an airtight container for 3-4 days.
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