Looking for a quick, healthy, and incredibly satisfying dish that works for breakfast, lunch, or dinner? This Classic Zucchini Slice has you covered! Packed with wholesome ingredients and baked to golden perfection, this Aussie favorite is making waves around the world—and for good reason. Whether you’re meal prepping for the week or feeding a hungry crowd, this zucchini slice is a go-to recipe that’s both nutritious and easy to whip up. With just one bowl and a handful of simple ingredients, you’ll be serving up this classic in no time.

Why You’ll Love This Classic Zucchini Slice Recipe
- Super easy to make – One bowl, one pan, and zero fuss.
- Great for meal prep – Keeps well and is perfect for lunchboxes or quick dinners.
- Healthy & satisfying – Loaded with zucchini, protein, and wholesome ingredients.
- Versatile – Enjoy it warm or cold, with a salad or on its own.
- Kid-friendly – Even picky eaters love the cheesy, savory flavor!
Ingredients Needed for Perfect Classic Zucchini Slice
- Zucchini – The star of the dish, it adds moisture, fiber, and a mild veggie flavor.
- Eggs – Help bind the ingredients together and give the slice its fluffy texture.
- Cheddar Cheese – Brings rich, cheesy flavor and a golden top when baked.
- Self-Raising Flour – Adds structure and lightness to the slice.
- Bacon or Ham – Adds savory depth and extra protein.
- Onion – Enhances flavor with a sweet, aromatic base.
Step-by-Step Instructions to Make Classic Zucchini Slice
- Preheat your oven to 180°C (350°F) and grease or line a baking dish.
- Grate the zucchini and squeeze out excess moisture using a clean towel or paper towels.
- Whisk the eggs in a large bowl until smooth.
- Add the zucchini, cheese, onion, flour, and bacon to the bowl. Mix until fully combined.
- Season with salt and pepper to taste. Stir again gently.
- Pour the mixture into the prepared baking dish and smooth the top.
- Bake for 30–40 minutes or until the top is golden and a toothpick comes out clean.
- Let it cool slightly before slicing into squares. Serve warm or cold.
Expert Tip: For an extra golden top, sprinkle a little extra cheese before baking.
Recipe Tips & Variations
- Make it vegetarian: Skip the bacon and add chopped mushrooms or sun-dried tomatoes.
- Go gluten-free: Use gluten-free self-raising flour or almond flour with baking powder.
- Add herbs: Mix in chopped parsley, chives, or dill for fresh flavor.
- Make it spicy: Add a pinch of chili flakes or diced jalapeños for heat.
- Cheese swap: Try mozzarella or feta for a different cheesy profile.
How to Store & Reheat
- Store: Keep leftovers in an airtight container in the refrigerator for up to 4 days.
- Freeze: Slice and freeze in layers with parchment paper between for up to 2 months.
- Reheat: Warm slices in the oven at 160°C (320°F) for 10 minutes or microwave for 30–60 seconds.
Similar Recipes You’ll Love
If you enjoy this Classic Zucchini Slice, you’ll definitely want to try more delicious ways to use zucchini in your cooking. Here are three must-try recipes that are just as satisfying and beginner-friendly:
- Zucchini Fritters with Garlic Aioli – Crispy, golden zucchini fritters paired with a creamy garlic aioli dip make the perfect snack or light meal.
- Garlic Butter Steak Bites with Zucchini – Juicy steak bites seared in garlic butter and tossed with tender zucchini for a quick, protein-packed dinner.
- Spinach, Mushroom and Ricotta Stuffed Zucchini Bake – A comforting and creamy baked dish loaded with flavor and perfect for meatless meals.

Frequently Asked Questions (FAQ)
Can I make Classic Zucchini Slice ahead of time?
Yes! It’s perfect for meal prep and tastes great even after a few days in the fridge.
Can I use frozen zucchini?
Yes, but be sure to thaw and squeeze out as much water as possible before using.
Is Classic Zucchini Slice keto-friendly?
Not quite as-is, but you can adapt it with almond flour and skip the flour entirely for a lower-carb version.
Can I bake it in muffin tins?
Absolutely! They make perfect mini zucchini muffins—just reduce the baking time to about 20–25 minutes.
Can I double the recipe?
Yes, just use a larger pan and increase the baking time slightly. Keep an eye on it around the 40-minute mark.
Whether you’re making a quick family lunch, prepping snacks for the week, or looking for a crowd-pleaser, this Classic Zucchini Slice is a recipe you’ll come back to again and again. It’s easy, delicious, and adaptable for all kinds of diets. Try it today and let us know how it turned out in the comments—or share your favorite twist on this timeless classic!

Classic Zucchini Slice
Ingredients
- – 4 medium zucchinis grated and drained
- – 1 onion finely chopped
- – 1 cup grated cheddar cheese
- – 1 cup self-raising flour
- – 5 eggs
- – 200g bacon or ham diced (optional)
- – Salt and pepper to taste
- – 2 tbsp olive oil or melted butter optional
Instructions
- Preheat oven to 180°C (350°F). Line a baking dish with parchment paper or grease lightly.
- Grate zucchini and squeeze out excess moisture using a clean towel.
- In a large bowl, beat the eggs. Add grated zucchini, chopped onion, cheese, flour, and bacon (if using).
- Season with salt and pepper. Mix until just combined.
- Pour into the prepared dish, smoothing the top. Optionally drizzle with a little olive oil or melted butter for extra golden crust.
- Bake for 35–40 minutes or until golden and set in the center.
- Cool slightly, then slice and serve warm or cold.
Notes
– Make vegetarian by omitting bacon and adding sun-dried tomatoes or mushrooms.
– Store in the fridge for up to 4 days, or freeze slices for easy reheating.