How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Italian-Style Ratatouille?

You need 13 ingredients. The key ingredients include: 3 medium onions, thinly sliced, 2 medium-size green peppers, seeded and cut into 1/8-inch strips, 2 stalks celery, cut in thin lengthwise strips, 6 cloves garlic, minced, and more.

Is Italian-Style Ratatouille suitable as vegetarian?

Yes, Italian-Style Ratatouille falls under the Vegetarian category and is a great choice for this type of meal.

How do I store leftover Italian-Style Ratatouille?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Italian-Style Ratatouille Recipe

Name: Italian-Style Ratatouille
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 medium onions, thinly sliced; 2 medium-size green peppers, seeded and cut into 1/8-inch strips; 2 stalks celery, cut in thin lengthwise strips; 6 cloves garlic, minced; 1/3 cup plus 2 tablespoons olive oil; 2 medium eggplant, peeled and cubed; 2 medium zucchini, thinly sliced; 1 (16-ounce) can whole tomatoes, drained and coarsely chopped; 2 teaspoons salt; 1/2 teaspoon pepper; 1 teaspoon dried whole oregano; 1/2 teaspoon basil leaves; 1/2 cup salad olives, chopped

Try this homemade Italian-Style Ratatouille recipe the whole family will love. Made with onions, green peppers, stalks celery and garlic. Easy step-by-s…

This Italian-Style Ratatouille relies on simple, everyday ingredients such as medium onions, thinly sliced, garlic, minced, plus 2 tablespoons olive oil and salt. It comes together quickly and makes 4 servings, at about 256 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Vegetarian

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Italian-Style Ratatouille

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions