Easy Ground Beef Zucchini Skillet Casserole Low Carb
This Ground Beef Zucchini Skillet Casserole is just what you need for a busy weeknight family dinner! Made with lean ground beef, fresh zucchini, and simple ingredients you probably already have on hand, this dish is a quick and delicious way to get dinner on the table. Using a large skillet, you’ll layer everything together, creating a hearty and flavorful casserole that bakes to perfection. It’s the perfect meal for those nights when you want something tasty and healthy without spending hours in the kitchen!
This Ground Beef Zucchini Casserole is perfect for busy families who want a healthy meal that doesn’t take forever to make. It’s packed with fresh veggies like zucchini and corn, making it a great way to get extra nutrition into your dinner without a lot of effort. Plus, the lean ground beef adds protein to keep everyone full and satisfied.
This Ground Beef Zucchini Casserole is perfect for busy families who want a healthy meal that doesn’t take forever to make. It’s packed with fresh veggies list of zucchini and corn, making it a great way to get extra nutrition into your dinner without a lot of work. Plus, the lean ground beef adds protein to keep everyone full and satisfied.
One of the things I love about this casserole is that it’s both hearty and filling. The layers of fresh zucchini give it a nice texture, while the marinara sauce and panko breadcrumbs make it flavorful and a little crispy on top.
This makes it feel like comfort food but without all the carbs. You can enjoy it on its own or pair it with a side salad for an even healthier option. Whether you’re looking for a quick weeknight dinner or something a little more special for a friend’s gathering, this recipe has you covered!

What We Love About This Ground Beef Zucchini Casserole:
- Perfect for using up an abundance of zucchini from the garden.
- A great recipe for a satisfying and healthy low-carb meal.
- Garden zucchini adds organic vegetables and fresh flavor and texture to the dish.
- A simple recipe that’s quick and easy to prepare.
- Ideal for weeknight dinners when you’re short on time all made in one cast iron skillet.
- Hearty enough to serve for any cold weather main dish.
- Family-friendly recipe that even picky eaters will love.
- Made in just one skillet, which means fewer dishes to clean up.
- Full of nutritious vegetables, making it a balanced and wholesome meal.
- Easily customizable with your favorite veggies or seasoning. Use whatever fresh veggies you have.
- Leftovers reheat well, making it perfect for meal prep or next-day lunches.
Variations of the Skillet Zucchini Ground Beef Casserole:
- Use ground turkey for the ground beef
- Use ground chicken for the ground beef
- Use tomato sauce for the marinara sauce
- Add any color of bell peppers
- Use yellow squash or green zucchini
- Add a can of black beans
- Serve with tortilla chips

Tips for Success:
- Use fresh garden zucchini if you have it for the best flavor and texture.
- Don’t skip browning the ground beef—it adds so much flavor!
- You can swap out the corn for other veggies like spinach or mushrooms to mix things up.
- If you like a little spice, add some red pepper flakes to the marinara sauce for an extra kick.
- This casserole stores well in the fridge and can be reheated for lunch the next day, making it great for meal prep.

Ingredients needed for Zucchini Beef Skillet:
- Olive Oil
- Diced Onion
- Bell Peppers
- Lean Ground Beef
- Medium Zucchini diced
- 2 ears of fresh corn off the cob or 1 cup of corn
- Minced Garlic
- Marinara Sauce
- Salt and Pepper to taste (optional)
- Large Zucchini Slices Round
- Panko Bread Crumbs
How to Make Easy Ground Beef Zucchini Skillet Casserole:
- Preheat the oven to 350° F.
- Prepare the Vegetables to have ready: dice the bell pepper, dice the onion, remove the corn off the cob, and mince the garlic.
- Take 1 to 2 zucchini depending on the size and cut into a medium dice. The large zucchini is sliced into rounds.
- Heat on medium-high heat, in a large skillet with 2 tablespoons of olive oil. You can make this recipe in a large cast iron skillet or oven-proof skillet. I suggest a good cast iron skillet.
- Add the diced onion, bell peppers, and minced garlic, and saute for about 3 minutes. Remove from the skillet and set aside.
- Next, cook the ground beef over medium heat until it’s nicely browned.
- Add to the cooked ground beef the cooked onions, and bell peppers, and then add the diced zucchini and corn. Saute for about 3 minutes.
- Add a jar of prepared marinara sauce and bring to a simmer.
- Turn off the heat and layer on top of the circle zucchini slices.
- Top with one cup of Panko Bread crumbs and drizzle with 1 tablespoon olive oil.
- Bake the recipe in the cast iron skillet at 350° F for 30 minutes or until the bread crumbs are golden brown.

Easy Ground Beef Zucchini Skillet Casserole Low Carb
Easy Ground Beef Zucchini Skillet Casserole Low Carb
- Total Time: 45 minutes
- Yield: 8 servings 1x
Ingredients
- 2 tablespoons of Olive Oil
- 1 medium Onion diced
- 2 Green or Red Bell Peppers
- 1 pound Lean Ground Beef
- 1–2 medium Zucchini Diced (2 cups)
- 2 ears of fresh Corn off the cob (1 cup of corn)
- 3 cloves of Minced Garlic
- 1 jar Marinara Sauce
- 1 Zucchini Slices in rounds (2 to 3 cups)
- 1 cup Panko Bread crumbs
- 1 tablespoon Olive Oil for drizzle on top
Instructions
- Preheat the oven to 350° F.
- Prepare the Vegetables to have ready: dice the bell pepper, dice the onion, remove the corn off the cob, and mince the garlic.
- Take 1 to 2 zucchini depending on the size and cut into a medium dice. The large zucchini is sliced into rounds.
- Heat on medium-high heat, in a large skillet with 2 tablespoons of olive oil. You can make this recipe in a large cast iron skillet or oven-proof skillet. I suggest a good cast iron skillet.
- Add the diced onion, bell peppers, and minced garlic, and saute for about 3 minutes. Remove from the skillet and set aside.
- Next, cook the ground beef over medium heat until it’s nicely browned.
- Add to the cooked ground beef the cooked onions, and bell peppers, and then add the diced zucchini and corn. Saute for about 3 minutes.
- Add a jar of prepared marinara sauce and bring to a simmer.
- Turn off the heat and layer on top of the circle zucchini slices.
- Top with one cup of Panko Bread crumbs and drizzle with 1 tablespoon olive oil.
- Bake the recipe in the cast iron skillet at 350° F for 30 minutes or until the bread crumbs are golden brown.
- Prep Time: 20 minutes
- Cook Time: 25 minutes
- Category: main dish
- Method: stove top
- Cuisine: American
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Easy Ground Beef Zucchini Skillet Casserole Low Carb
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Your whole family will love this easy recipe and you will love the simple ingredients for a busy weeknight dinner.