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Easy Ratatouille Recipe

This easy ratatouille recipe is made with a savory tomato sauce then packed with summer veggies like eggplant, zucchini and red bell pepper. It’s fresh, flavorful and a classic!

Ratatouille in a white baking dish.
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Best Ratatouille Ever!

During the summer, I love to make dishes with lots of fresh and vibrant vegetables. This easy ratatouille recipe is one of my favorites, along with grilled corn salad, Greek salad and cucumber and tomato salad.

This easy ratatouille recipe is loaded with lots of fresh summer vegetables and makes an extremely flavorful and healthy side dish. I love how the green, yellow and red colors from the sliced vegetables look together. This is definitely one of those dishes that looks fancy but is so easy to make!

Ratatouille Ingredients

Ratatouille starts with a simple tomato garlic base, then there is a mixture of zucchini, squash and eggplant. Fresh herbs are added to the top then it’s baked for the most delicious and fresh ratatouille dish!

Sliced zucchini squash on a white cutting board.
  • Tomatoes: Tomatoes are the main foundation for ratatouille. I used canned diced tomatoes (15 oz, drained), however you can definitely use fresh tomatoes. Just dice them up first.
  • Onions: Onions add a fragrant and flavorful touch. I used white diced onions.
  • Eggplant: Eggplant is hit or miss with most people, however I think it pairs perfectly with the other vegetables in this dish You can omit or replace with more zucchini or squash.
  • Zucchini and Yellow Squash: I like to use fresh zucchini and yellow squash from the farmer’s market. The squash add a mild and somewhat sweet flavor.
  • Red Bell Pepper: The red bell pepper is super flavorful and is also a fragrant and delicious component.
  • Fresh herbs: I love fresh thyme but you can use parsley, rosemary or basil.

How to Make Ratatouille

Ratatouille baked in a white dish.
  1. Tomato layer. Spread the tomatoes over the bottom of a 9×9″ dish. Stir in the onions, garlic, 1/2 teaspoon salt and 1/4 teaspoon pepper.
  2. Add remaining veggies. Layer the eggplant. zucchini and yellow squash. Fill the red pepper in the gaps.
  3. Add seasonings. Drizzle the olive oil over the top. Sprinkle thyme leaves and remaining salt and pepper over top.
  4. Bake in oven. Cover with foil and bake at 400°F for 30 minutes. Remove foil and bake an additional 10 minutes, or until vegetables are tender.

Quick Tips

  • Most of the work goes into slicing the vegetables. To make that part easier, try using a mandoline slicer.
  • The traditional ratatouille recipe doesn’t call for meat however you can add it in. Try mixing cooked ground beef or sausage into the tomato garlic base.
  • For serving, top with freshly shaved parmesan or mascarpone cheese if desired.
  • Baked ratatouille pairs perfectly with a piece of crusty french bread.
Baked ratatouille with parmesan on top.

FAQs

What is ratatouille?

Ratatouille is a fresh vegetable dish that originates from the south of France. It has a rustic feel to it and was originally considered a peasant dish that was created to use up fresh garden vegetables. It can be made as a stew or as a casserole.

What to serve with a recipe for ratatouille?

This is a hearty meal on it’s own but can be served as a side dish to fish or grilled chicken. I love to serve it with rosemary focaccia.

How to store leftover?

Store in an airtight container for up to 3 days. This dish tastes great reheated. Just cover with foil and bake at 400˚F for 10-15 minutes.

Can I freeze it?

Yes, but only after baking. Double the batch and freeze half. Place in airtight container for up to 3 months. When ready to serve – thaw in the fridge overnight and then reheat.

Other dishes that we love to make using garden veggies include this eggplant parmesan recipe, zucchini fritters and roasted zucchini and squash!

More Summer Dishes Using Tomatoes

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ratatouille in a white baking dish

Easy Ratatouille Recipe

4.93 from 13 votes
↑ Click stars to rate now!
Author: Jamielyn Nye
This easy ratatouille recipe is made with a savory tomato sauce packed with summer veggies like eggplant, zucchini and red bell pepper. It's fresh, flavorful and a classic!
Prep Time: 10 minutes
Cook Time: 40 minutes
Total Time: 50 minutes
Servings: 8

Ingredients 

  • 15 ounce can diced tomatoes , drained
  • ½ cup chopped onions
  • ½ Tablespoon minced garlic
  • 1 teaspoon Kosher salt
  • ½ teaspoon ground black pepper
  • 1 small eggplant (sliced thin)
  • 2 zucchini (sliced thin)
  • 2 yellow squash (sliced thin)
  • 1 red bell pepper (sliced thin)
  • 1 Tablespoon olive oil
  • fresh thyme leaves (to taste)

For serving: shaved parmesan cheese or mascarpone cheese, if desired

Instructions

  • Preheat the oven to 400°F. Spread the tomatoes over the bottom of a 9×9" dish. Stir in the onions, garlic, 1/2 teaspoon salt and 1/4 teaspoon pepper. 
  • Layer the eggplant, zucchini and yellow squash. Fill the red pepper in the gaps.
  • Drizzle the olive oil over the top. Sprinkle thyme leaves and remaining salt and pepper over top.
  • Baked covered with foil for 30 minutes. Remove foil and bake an additional 10 minutes, or until vegetables are tender. Top with parmesan cheese if desired. 
  • Enjoy while hot!

Nutrition

Calories: 47kcal | Carbohydrates: 6g | Protein: 1g | Fat: 2g | Sodium: 301mg | Potassium: 392mg | Fiber: 2g | Sugar: 4g | Vitamin A: 765IU | Vitamin C: 42.6mg | Calcium: 35mg | Iron: 1.1mg

Nutrition provided is an estimate. It will vary based on specific ingredients used.

Course: Side Dish
Cuisine: French

Did you make this recipe? Don’t forget to give it a star rating below!

Easy ratatouille recipe baked in a white dish.

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