If you’re dreaming of a hearty, family-pleasing dinner that’s friendly to both taste buds and waistlines, look no further than this Ground Beef Zucchini Bake (Low Carb). Each bite is an inviting blend of tender zucchini, seasoned ground beef, and gooey, golden cheeses, all layered together for a meal that manages to be both cozy and lively. This dish brings together all the classic comfort of a casserole, but without the heaviness of traditional carb-filled versions. Whether you’re following a low-carb lifestyle or simply want a delicious change of pace, this recipe delivers big on flavor and satisfaction.

Ingredients You’ll Need
The beauty of this Ground Beef Zucchini Bake (Low Carb) is in its simplicity: each ingredient is handpicked to deliver maximum flavor, freshness, and creaminess. Here’s what you’ll need, plus a few handy tips to make every layer shine.
- Ground Beef: Choose lean ground beef for a lighter texture and flavor, but don’t be afraid to use what you have on hand.
- Onion: A diced small onion adds natural sweetness and depth to the beef mixture.
- Garlic: Freshly minced garlic provides those classic, irresistible aromatics.
- Dried Oregano: This herb brings a cozy, herby backbone to the filling.
- Dried Basil: Adds a lovely, slightly sweet flavor that brightens up the savory beef.
- Smoked Paprika: Lends a gentle, smoky warmth without overpowering the dish.
- Salt and Black Pepper: Essential for balancing and bringing out all the other flavors.
- Zucchini: Sliced lengthwise, zucchini becomes the perfect “pasta” stand-in—tender and subtly sweet.
- Olive Oil: Helps the zucchini soften and roast beautifully, bringing a hint of richness.
- Mozzarella Cheese: Melts into stretchy, bubbly goodness that blankets the whole casserole.
- Parmesan Cheese: Adds a nutty, salty finish and that beloved golden crust.
How to Make Ground Beef Zucchini Bake (Low Carb)
Step 1: Brown and Season the Beef
Start off by grabbing your biggest skillet and browning the ground beef along with the diced onion and minced garlic over medium heat. As the aroma fills your kitchen, you’ll know you’re off to a great start! Once the beef is perfectly browned and crumbly, make sure to drain off any excess fat—this keeps your Ground Beef Zucchini Bake (Low Carb) from turning greasy. Stir in the dried oregano, basil, smoked paprika, salt, and pepper, letting the herbs wake up in the gentle heat. Set this delicious mixture aside while you get the vegetables prepped.
Step 2: Prepare the Zucchini Layer
Preheat your oven to 375°F (190°C) so you’re ready to bake once everything is layered. While it warms, slice your zucchini thinly and toss those silky green ribbons with olive oil, salt, and black pepper. This quick step not only seasons the zucchini but also helps it achieve the perfect texture in the oven. Spread half of the zucchini slices in the bottom of a lightly greased baking dish, laying the foundation for your savory bake.
Step 3: Assemble the Layers
Now comes the casserole magic! Spoon the seasoned ground beef mixture evenly over your first layer of zucchini, making sure every corner gets some of that flavorful filling. Top this with the second half of the zucchini slices, forming a neat, elegant layer that will peek through when you serve. Finally, sprinkle the shredded mozzarella cheese and crumbled Parmesan all over the top, promising a crust that’s bubbly, golden, and impossible to resist.
Step 4: Bake to Perfection
Cover your baking dish snugly with foil and let it bake for 20 minutes—this steams the zucchini just enough to soften without overcooking. Then, remove the foil and bake for another 10 to 15 minutes so the cheese turns glorious and golden brown, with those coveted bubbly spots on top. Let it sit for about five minutes outside the oven before cutting so everything comes together.
Step 5: Slice and Serve
Once your Ground Beef Zucchini Bake (Low Carb) has cooled slightly, slice it into generous portions and plate it up while still warm. Each piece serves up plenty of veggie-packed comfort and irresistible, melted cheese—trust me, nobody ever misses the pasta!
How to Serve Ground Beef Zucchini Bake (Low Carb)

Garnishes
The right garnish makes all the difference! Consider topping your casserole slices with a sprinkle of fresh basil or chopped parsley for a burst of color and fresh flavor. A dusting of extra Parmesan right before serving never hurts, either, adding a wonderful salty bite and extra appeal.
Side Dishes
With a dish as satisfying as Ground Beef Zucchini Bake (Low Carb), simple sides work best. A crisp green salad with a zesty vinaigrette balances out the richness, or serve with lightly sautéed green beans or roasted cauliflower for a full, low-carb dinner that won’t weigh you down.
Creative Ways to Present
Serving this bake family-style in the center of the table lets everyone dig in, but for a special touch, cut it into neat squares and serve on individual plates with a colorful salad beside. You can also spoon the bake into ramekins for personal portions—just adjust baking time accordingly!
Make Ahead and Storage
Storing Leftovers
If you’re lucky enough to have leftovers, let the casserole cool completely, then cover the baking dish tightly with foil or transfer slices to an airtight container. Store in the refrigerator and enjoy within 3 to 4 days for the best texture and flavor.
Freezing
Ground Beef Zucchini Bake (Low Carb) freezes surprisingly well! Slice cooled portions and wrap each tightly in plastic wrap or foil before placing in a freezer-safe container. Freeze for up to 2 months. When ready to eat, thaw overnight in the refrigerator before reheating.
Reheating
For best results, reheat slices in the oven at 350°F (175°C) for about 15 minutes, covered with foil to retain moisture. The microwave works for individual portions too—just heat in 30-second bursts until warmed through.
FAQs
Can I substitute ground turkey or chicken for the beef?
Absolutely! You can swap the ground beef for lean ground turkey or chicken for a lighter version of this bake. Just keep in mind that poultry is milder, so you may want to adjust the seasonings or add a pinch of extra herbs for more depth.
Do I need to salt and drain the zucchini first?
For this recipe, tossing zucchini with olive oil, salt, and pepper right before baking is enough to yield tender slices. If your zucchinis are especially watery, you can sprinkle them with salt and let them sit for 10 minutes before patting dry, to avoid excess moisture in the finished bake.
Can I make Ground Beef Zucchini Bake (Low Carb) ahead of time?
Yes! Assemble the casserole up to a day ahead and cover tightly in the refrigerator. When ready to bake, let it sit at room temperature for about 20 minutes while the oven preheats, then bake as directed. It’s an easy way to get ahead on meal prep.
Is this recipe gluten-free?
This Ground Beef Zucchini Bake (Low Carb) is naturally gluten-free as written, as long as you double-check that your spices and cheese are gluten-free (most are, but labels can vary). It’s a fantastic option for those who eat gluten-free or low-carb.
What size baking dish should I use?
A standard 8×8-inch (20×20 cm) or small rectangular baking dish works best for these proportions. If you double the recipe for a crowd, use a larger casserole dish and extend the baking time a bit as needed.
Final Thoughts
There’s something truly comforting about the layered flavors and textures of this Ground Beef Zucchini Bake (Low Carb). It’s a recipe I return to time and time again, not just for its simplicity and flexibility, but because it wins rave reviews every single time. I can’t wait for you to give it a try—your dinner table is about to get a whole lot tastier!
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Ground Beef Zucchini Bake (Low Carb) Recipe
- Total Time: 50 minutes
- Yield: 4 servings 1x
- Diet: Low Carb
Description
This Ground Beef Zucchini Bake is a delicious low-carb dish that combines savory ground beef with layers of zucchini and gooey cheese. It’s a comforting and satisfying meal that’s perfect for a cozy dinner.
Ingredients
For the Beef Mixture
- 1 lb (450 g) ground beef
- 1 small onion, diced
- 2 garlic cloves, minced
- 1 teaspoon dried oregano
- 1 teaspoon dried basil
- 1/2 teaspoon smoked paprika
- Salt and black pepper, to taste
For the Zucchini Layer
- 2 medium zucchinis, thinly sliced lengthwise
- 1 tablespoon olive oil
- Salt and black pepper, to taste
For the Cheese Topping
- 1 cup shredded mozzarella cheese
- 1/4 cup grated Parmesan cheese
Instructions
- Cook the Beef: In a large skillet over medium heat, cook ground beef with diced onion and garlic until browned and cooked through. Drain excess fat. Stir in oregano, basil, smoked paprika, salt, and pepper. Set aside.
- Prepare the Zucchini: Preheat oven to 375°F (190°C). Toss zucchini slices with olive oil, salt, and pepper. Spread half of the zucchini in the bottom of a greased baking dish.
- Layer the Bake: Spread the cooked beef mixture evenly over the zucchini layer. Top with remaining zucchini slices. Sprinkle mozzarella and Parmesan cheese evenly over the top.
- Bake: Cover with foil and bake for 20 minutes. Remove foil and bake an additional 10–15 minutes until cheese is melted and golden brown.
- Serve: Let the bake cool for 5 minutes before slicing. Serve warm as a low-carb main dish.
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Category: Main Dish
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 350 kcal
- Sugar: 5 g
- Sodium: 520 mg
- Fat: 24 g
- Saturated Fat: 10 g
- Carbohydrates: 8 g
- Fiber: 2 g
- Protein: 28 g
