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Irresistible Ground Beef and Zucchini Casserole


  • Author: Crystal
  • Total Time: 55 minutes
  • Yield: 4 servings 1x
  • Diet: High-protein

Description

A hearty, cheesy casserole packed with lean ground beef, fresh zucchini, and melted mozzarella, perfect for a comforting family dinner.


Ingredients

Scale
  • 1 pound lean ground beef
  • 1 small onion, diced
  • 1 teaspoon minced garlic
  • 1 cup marinara sauce
  • 1 teaspoon Italian seasoning
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper
  • 2 medium zucchini, sliced
  • 1 1/2 cups shredded mozzarella cheese
  • 2 tablespoons olive oil
  • 1/2 cup panko breadcrumbs
  • 1/4 cup grated Parmesan cheese
  • Fresh parsley, chopped (for garnish)

Instructions

  1. Preheat the oven to 375°F (190°C).
  2. Brown the lean ground beef in a large skillet over medium heat, draining excess fat.
  3. Add the diced onion and minced garlic; sauté until softened, about 3 minutes.
  4. Stir in Italian seasoning, salt, and black pepper.
  5. Pour in the marinara sauce and bring to a gentle simmer.
  6. Layer the sliced zucchini in the bottom of a greased 9×13-inch baking dish.
  7. Spread the beef sauce mixture evenly over the zucchini.
  8. Combine shredded mozzarella, grated Parmesan, and panko breadcrumbs; sprinkle over the casserole.
  9. Drizzle olive oil over the top.
  10. Bake for 25‑30 minutes, until bubbly and the topping is golden.
  11. Garnish with fresh chopped parsley before serving.

Notes

Prepare ahead and freeze for up to 2 months, or substitute ricotta for a creamier texture.

  • Prep Time: 20 minutes
  • Cook Time: 35 minutes
  • Category: Casserole
  • Method: Baking
  • Cuisine: Italian-American

Nutrition

  • Serving Size: 1 serving
  • Calories: 375 kcal
  • Sugar: 5g
  • Sodium: 900mg
  • Fat: 20g
  • Saturated Fat: 10g
  • Unsaturated Fat: 8g
  • Trans Fat: 0g
  • Carbohydrates: 25g
  • Fiber: 4g
  • Protein: 35g
  • Cholesterol: 120mg

Keywords: ground beef,zucchini,casserole,Italian,comfort food