Cheesy Zucchini Cornbread Casserole
All Recipes Casserole Side-Dish

Cheesy Zucchini Cornbread Casserole

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You know what? After a long day, nothing beats a warm, cheesy bake that wraps you up like a cozy blanket. It’s the kind of comfort food that whispers, “Relax—you’ve earned this.”

If you’ve ever found yourself with more zucchini than you know what to do with, then here’s a winner: a Cheesy Zucchini Cornbread Casserole that turns humble summer squash into a crowd-pleasing side. Buckle up—this one’s a keeper.

Cheesy Zucchini Cornbread Casserole

Why You’ll Love It

Picture this: golden cornbread with a crackling top, soft and fluffy inside, bursting with sweet corn and tender zucchini ribbons. Then there’s the cheese—molten, gooey, and begging for more. It’s like every bite gives you a high-five.

This casserole works on so many levels. Need a side that plays well with chili on a chilly night? Check. Want something that travels easily to potlucks or tailgates? Absolutely. Trying to sneak veggies into picky eaters’ diets? Nailed it.

And here’s a secret: it’s totally adaptable. Swap in dairy-free cheese if you’re steering clear of lactose, or go gluten-free with a specialty flour blend. Feeling bold? Add a hit of spice. Seriously, you can make it yours.

Timing and Servings

From fridge to fork, you’re looking at about 50 minutes total: 15 minutes to prep, around 30 minutes to bake, plus a short rest so it sets up nicely. A single 9×9-inch dish yields six to eight hearty servings—perfect for a family dinner or a small gathering.

Want to stretch it for a crowd? Use a 9×13 pan and double everything. The extra surface area won’t change the bake time by much—just keep an eye on that golden top.

Ingredients

  • 2 cups grated zucchini (about 2 medium, squeezed dry)
  • 1 cup medium-grind cornmeal
  • ½ cup all-purpose flour
  • 1 teaspoon baking powder
  • ½ teaspoon baking soda
  • ½ teaspoon salt
  • ½ teaspoon black pepper
  • ¼ cup granulated sugar
  • 1 cup buttermilk (or 1 cup milk + 1 tablespoon vinegar)
  • 2 large eggs
  • ¼ cup melted butter (or avocado oil)
  • 1 cup shredded cheddar cheese
  • ½ cup corn kernels (fresh, canned, or frozen)
  • ¼ cup chopped green onions

Directions

  1. Preheat the oven to 375°F (190°C). Grease a 9×9-inch baking dish with butter or a quick spray of nonstick oil—this helps the edges crisp into little golden ladders.
  2. In a large bowl, whisk together cornmeal, flour, baking powder, baking soda, salt, pepper, and sugar until you see a uniform pale mix.
  3. In a separate bowl, beat the buttermilk, eggs, and melted butter until smooth. If you’ve ever made pancake batter, you’re halfway there.
  4. Pour the wet mix into the dry ingredients. Stir gently—stop when you see a few lumps. Overmixing can lead to dense cornbread, and nobody wants that.
  5. Fold in the zucchini, corn kernels, cheese, and green onions with a silicone spatula or a wooden spoon. Make sure every corner of the batter has some veggie and cheese love.
  6. Scrape everything into your prepared dish and smooth the surface. If you’re feeling extra cheesy, sprinkle a bit more on top for that irresistible bubbly finish.
  7. Bake for 25–30 minutes. You’ll know it’s done when the top is golden-brown and a toothpick inserted in the center comes out mostly clean (a few crumbs are fine).
  8. Let the casserole rest for about 5 minutes. This pause lets it set so you can slice neat squares that hold their shape—no messy plate drama here.

Variations

  • Spicy kick: Stir in 1–2 chopped jalapeños or a pinch of cayenne.
  • Cheese swap: Try pepper jack, Monterey Jack, or a smoky gouda.
  • Gluten-free: Use a 1:1 gluten-free flour blend or almond flour (note: texture will be a bit denser).
  • Vegan: Replace eggs with flax “eggs” (1 tablespoon ground flax + 2.5 tablespoons water per egg), use plant-based milk and vegan cheese.
  • Protein boost: Toss in cooked bacon bits, diced ham, or pulled rotisserie chicken.

Storage & Reheating Tips

Leftovers are actually even better the next day. Cool the casserole completely, then tuck it into an airtight container and refrigerate for up to 3 days. To reheat, pop squares in a 350°F (175°C) oven for 10–12 minutes or zap in the microwave for about a minute.

If you want freezer-friendly portions, slice the cooled casserole into squares, wrap each piece in plastic wrap, and stash them in a freezer bag. They’ll keep for up to 3 months. When you’re ready, thaw overnight in the fridge and reheat as above.

FAQs

Can I skip squeezing the zucchini?
You could, but all that extra water tends to make the bake soggy. A quick hand-squeeze in a clean kitchen towel does wonders.

Is self-rising flour okay?
Sure—just omit the baking powder, baking soda, and salt, since self-rising flour already has those built in. Measure carefully, though, because the balance shifts fast.

What’s the easiest way to grate zucchini?
A box grater works fine, but if you’ve got a food processor with a shredding disc, it’ll save you a few minutes and a bit of arm work.

Can I prep this ahead?
Absolutely. Mix everything up to the point of baking, cover, and chill overnight. When you’re ready, slide it into the oven straight from the fridge—just tack on a few extra minutes to the bake time.

Can I reduce the sugar?
Definitely. The sugar adds a hint of sweetness, but you can cut it to 2 tablespoons or skip it if you prefer purely savory flavors.

Conclusion

This Cheesy Zucchini Cornbread Casserole is proof that simple ingredients can turn into something memorable. It’s a go-to for busy weeknights, weekend gatherings, or whenever you need that homey, baked-good hug. Give it a try with your favorite tweaks, and don’t be surprised if it earns a permanent spot in your recipe rotation.

Cheesy Zucchini Cornbread Casserole

Cheesy Zucchini Cornbread Casserole

A comforting Midwest classic that brings together the savory goodness of cornbread, fresh zucchini, and melty cheese. Perfect for potlucks, family dinners, or cozy nights in, this casserole offers a delicious way to enjoy garden-fresh produce with minimal fuss.
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Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Course Casserole, Comfort Food, Potluck, Side Dish, Vegetarian
Cuisine American, Midwestern
Servings 6 People
Calories 280 kcal

Ingredients
  

  • 2 cups grated zucchini about 2 medium zucchinis
  • 1 cup cornmeal
  • 1/2 cup all-purpose flour
  • 1 tsp baking powder
  • 1/2 tsp baking soda
  • 1/2 tsp salt
  • 1/2 tsp black pepper
  • 1/4 cup granulated sugar
  • 1 cup buttermilk
  • 2 large eggs
  • 1/4 cup melted butter
  • 1 cup shredded cheddar cheese
  • 1/2 cup corn kernels fresh, canned, or frozen
  • 1/4 cup chopped green onions

Instructions
 

  • Preheat the oven to 375°F (190°C) and grease a 9x9-inch baking dish.
  • In a large bowl, mix the cornmeal, flour, baking powder, baking soda, salt, pepper, and sugar.
  • In a separate bowl, whisk together the buttermilk, eggs, and melted butter.
  • Combine the wet ingredients with the dry ingredients, stirring until just combined.
  • Fold in the grated zucchini, shredded cheddar cheese, corn kernels, and chopped green onions.
  • Pour the batter into the prepared baking dish and smooth the top.
  • Bake for 25-30 minutes, or until the top is golden brown and a toothpick inserted into the center comes out clean.
  • Allow the casserole to cool for about 10 minutes before serving.

Notes

For extra spice, add chopped jalapeños or cayenne pepper. Substitute mozzarella or a Mexican cheese blend if desired. To reduce carbs, try almond flour instead of all-purpose flour. For a vegan version, use flax eggs and plant-based cheese and milk.

Nutrition

Calories: 280kcal
Keyword Casserole, Cheese, CornBread, Vegetarian, Zucchini
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