Name: Ground Beef Eggplant Casserole
Prep time: 15 min
Cook time: 50 min
Total time: 1 h 5 min
Yield: 3
Ingredients: 2 pounds eggplant (about 2 medium), sliced into 1/4-inch thick rounds or strips; 1/3 cup yellow onion, diced; 2 pounds ground beef; 1 teaspoon oregano; 1 teaspoon Italian seasoning; 1/2 teaspoon garlic powder; 1/2 teaspoon cumin; 1 teaspoon salt; 1/2 teaspoon black pepper; 2 cups marinara sauce; 2 cups sharp cheddar, shredded; Cherry tomatoes, halved – for garnish

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This cheesy Ground Beef Eggplant Casserole takes everything you love about eggplant Parmesan and turns it into an easy, budget-friendly weeknight bake. Roasted eggplant is layered with a savory seasoned beef and marinara mixture, topped with melted sharp cheddar and juicy cherry tomatoes, then baked until bubbling. It’s a simple, comforting way to use up summer eggplant without a bit of breading, frying, or fuss.

A serving plate of roasted eggplant casserole with ground beef, topped with melted cheddar and grape tomatoes, and served with a side salad

Eggplant Parmesan has always been one of our favorite Italian dishes, but with all the breading, frying, and layering to make it, it’s not exactly a weeknight kind of recipe. This ground beef eggplant casserole is our answer to that: all the cozy, saucy, cheesy comfort of eggplant parm, but simplified into one pan of roasted eggplant, seasoned ground beef, and melted cheddar. It’s become one of our go-to ways to use eggplant while it’s at its absolute best in the summer months, when it’s cheap, plentiful, and practically begging to be roasted.

If you’ve ever shied away from eggplant because you’ve heard it can taste bitter, this recipe is here to change your mind. Roasting the eggplant in the oven first, instead of boiling or steaming it, draws out moisture and mellows any bitterness completely, leaving behind a tender, almost creamy texture that soaks up all the marinara and beef flavor around it. Paired with warm Italian seasoning and a blanket of sharp cheddar, this casserole is proof that eggplant deserves a regular spot in your dinner rotation.

Why we love this eggplant casserole

Ready in 65 minutes — That’s all it takes, from prepping the eggplant to pulling a bubbling hot casserole out of the oven.
Budget-friendly — Eggplant is one of the cheapest vegetables of summer, and it stretches two pounds of ground beef into a hearty, filling dinner.
All the flavor of eggplant parm, none of the fuss — No breading, no frying, no standing over a skillet. The oven takes care of most of it for you!
Great way to use up summer eggplant — This recipe makes the most of eggplant while it’s in season during the warmer-weather months and at its best.
Wins over eggplant skeptics — Roasting the eggplant first mellows any bitterness and makes the eggplant the perfect accompaniment to the ground beef, so even picky eaters will come back for seconds.

Ingredients needed

A photo of ingredients used to make eggplant casserole with ground beef

2 medium eggplants: The star of the dish. The eggplant is sliced into ¼-inch slices so they roast quickly and hold their shape once layered.
Yellow onion: Cooked with the ground beef to add a little natural sweetness and depth to the meat layer without overpowering the eggplant.
Ground beef: This is what makes the casserole hearty and filling. It simmers with the marinara in the oven so every layer of eggplant gets coated in savory flavor.
Oregano: Our go-to herb for that classic Italian flavor.
Italian seasoning: Gives the beef mixture that familiar eggplant-parm taste without needing a dozen separate spices.
Garlic powder: Blends right into the beef and seasons every bite evenly.
Cumin: Just a touch to add warmth and a little earthiness underneath the Italian herbs.
Salt and black pepper: The salt is essential for pulling moisture out of the eggplant and seasoning the meat properly.
Marinara sauce: Poured around the eggplant so it soaks in from every side. This is what ties the eggplant and beef layers together and keeps everything moist while it bakes. Any store-bought version will work here.
Shredded sharp cheddar: A twist on the classic mozzarella topping, sharp cheddar gets golden and a little crispy at the edges, adding a bolder flavor than a typical Italian cheese.
Cherry tomatoes: Scattered on top before the final bake so they blister slightly and add a fresh, juicy pop of color and flavor to every serving.

How to make eggplant casserole

1. Roast the eggplant

Arrange the eggplant slices on a baking sheet, drizzle both sides with olive oil, and sprinkle with salt. Roast in the oven at 400°F for 25–30 minutes, until tender and lightly golden.

Sliced eggplant brushed with olive oil, sprinkled with salt, and laid out on a sheet pan with parchment paper

2. Cook the beef

While the eggplant roasts, cook the diced onion in a large skillet with olive oil over medium heat until softened. Add the ground beef and cook, breaking it up as it browns. Stir in the oregano, Italian seasoning, garlic powder, cumin, salt, and black pepper. Cook until the beef is fully browned, then drain any excess grease.

A skillet of cooked ground beef with onion, oregano, Italian seasoning, garlic powder, cumin, salt, and black pepper

3. Layer the casserole

In a baking dish, arrange half of the roasted eggplant slices in an even layer. Top with half of the seasoned beef mixture, then repeat with the remaining eggplant and the rest of the beef. Pour the marinara sauce around the eggplant and beef layers, letting it settle into the gaps , then top with shredded cheddar and cherry tomatoes.

A baking dish with roasted eggplant, layered with a mixture of ground beef, onion, and spices

A baking dish with roasted eggplant, layered with a mixture of ground beef, onion, and spices, and topped with shredded cheddar cheese and grape tomatoes, sitting on a bed of marinara sauce

4. Bake and serve

Bake for 10–15 minutes, until the sauce is bubbling. Then set the oven to broil until the cheese is fully melted, bubbly, and golden, about 2-5 minutes. Let the casserole rest for a few minutes before serving so it has time to set slightly. Then serve and enjoy!

A baking dish with roasted eggplant, layered with a mixture of ground beef, onion, and spices, and topped with melted shredded cheddar and grape tomatoes, sitting on a bed of marinara sauce

What to serve with eggplant casserole

Warm garlic bread or crusty Italian bread — Perfect for scooping up the extra marinara pooled around the eggplant, and it turns the casserole into a heartier, more filling meal.
A simple side salad with light vinaigrette — The acidity and crunch help balance out the richness of the melted cheddar and seasoned beef, keeping the plate from feeling too heavy.
Garlic butter pasta — Toss a simple batch with butter, garlic, and a little Parmesan to stretch the meal further and give everyone a little extra to scoop the casserole over.
A bed of greens — Spoon the casserole over arugula or baby spinach for a lighter option that wilts slightly under the warm sauce and adds a fresh, peppery bite.
Roasted zucchini — A quick side of roasted zucchini rounds out the plate with even more summer veggies and echoes the same roasted flavor as the eggplant.

Recipe variations for eggplant casserole

This casserole is easy to make your own! Here are a few ways we’ve switched it up over time.

Swap the protein: Ground turkey or Italian sausage both work well in place of ground beef for a different flavor profile.
Change up the cheese: Mozzarella or a mozzarella-parmesan blend will give you a more traditional eggplant-parm flavor if you want to lean more that way.
Add some heat: A pinch of red pepper flakes in the beef mixture adds a nice kick if you like things spicier.
Bulk it up with more veggies: Sliced zucchini or bell peppers roasted alongside the eggplant add even more color and nutrients to the dish.
Serve it rustic-style: Instead of baking everything in a casserole dish, slice the eggplant into rounds instead and roast as usual. Then bake them in individual soup crocks, layered with the ground beef mixture and topped with the cheddar and cherry tomatoes, for a more rustic, family-style presentation at the table.

A serving bowl of roasted eggplant casserole with ground beef, topped with melted cheddar and grape tomatoes

Eggplant casserole storage tips

Storage: Store leftovers in an airtight container in the refrigerator for up to 3–4 days.
Freezer: This casserole can also be frozen for up to 2 months. Bake and let it cool completely, then freeze in a freezer-safe container. Thaw overnight in the refrigerator before reheating.
Reheating: You can reheat individual portions in the microwave or cover the whole dish with foil and warm it in a 350°F oven until heated through.