Ratatouille is Provence in a pot. Every ingredient — zucchini, eggplant, tomatoes, peppers, onions, garlic, olive oil, thyme, basil — grows in the sun-baked gardens of southern France, and the dish tastes exactly like the landscape it comes from: bright, olive-oil-rich, fragrant with summer herbs, deeply satisfying in a way that requires no meat and no complexity to achieve.
Ina Garten makes ratatouille the way Provence makes ratatouille — each vegetable roasted separately before being combined, which preserves individual textures and concentrates flavors in a way that the traditional one-pot method does not. It takes longer. The result is better. This is the Barefoot Contessa philosophy applied to a French peasant dish: respect the ingredients, give them the time they need, do not take shortcuts that compromise the outcome.
Ratatouille and the Food of Provence
Provence — the region of southeastern France stretching from the Rhône River to the Italian border, from the Alps to the Mediterranean — has one of the most distinctive regional food cultures in France and one of the most directly connected to its landscape. The food of Provence is the food of a Mediterranean climate: olive oil rather than butter, tomatoes and peppers and eggplant in abundance from July through September, herbs that grow wild on the hillsides and perfume everything they touch, fish from the Mediterranean coast, lamb from the Alpilles mountains.
Ratatouille is the most famous expression of this summer abundance — a preparation that exists specifically because Provençal gardens produce more zucchini, eggplant, and tomatoes in August than any household can eat fresh, and the solution is to cook them all together slowly until the excess becomes a rich, concentrated stew that improves over days and freezes perfectly for winter.
The dish originated in Nice — the capital of the Alpes-Maritimes department at the eastern edge of Provence — sometime in the 18th century, though versions of vegetable stews cooked in olive oil appear in Provençal records considerably earlier. The name derives from the French touiller — to stir or toss — combined with the prefix rata, a colloquial term for a rough stew. The literal meaning is approximately “stirred-up rough stew,” which accurately describes the traditional one-pot method while completely failing to suggest how good the result can be.
Traveling in Provence in summer means encountering ratatouille everywhere — as a side dish alongside grilled lamb, as a topping for socca (the chickpea flour pancake of Nice), as a filling for omelettes at village markets, as a room-temperature starter at farmhouse tables. The version served cold the following day — when the flavors have had time to develop and the olive oil has absorbed everything — is often better than the freshly cooked version. Provençal cooks know this and make extra deliberately.
The Roasting Method vs The One-Pot Method
Traditional ratatouille is made in a single pot — all vegetables added in sequence and cooked together until soft. The result is a unified stew where the vegetables meld into each other and the individual textures largely disappear into the whole. It is good, particularly with good olive oil and fresh herbs, but the eggplant can become mushy, the zucchini can dissolve, and the tomatoes can make the whole thing watery if not properly reduced.
Ina Garten’s method roasts each vegetable separately on sheet pans in a hot oven before combining them in a pot for a final brief simmer. The high oven heat caramelizes the cut surfaces of each vegetable, concentrating their flavors and developing a sweetness that gentle stovetop cooking cannot achieve. The separate roasting keeps each vegetable intact — the eggplant retains its texture, the zucchini holds its shape, the peppers char slightly at the edges. When combined the result is a ratatouille with distinct textural components rather than a uniform stew.
The extra sheet pans and the additional oven time are the price of this improvement. On a Sunday afternoon in late summer with a glass of Côtes de Provence rosé and no particular schedule, it is entirely worth paying.
The Recipe
Ingredients (serves 6 to 8)
- 1 medium eggplant, cut into 1-inch cubes
- 2 medium zucchini, cut into 1-inch cubes
- 2 red bell peppers, cut into 1-inch pieces
- 1 yellow bell pepper, cut into 1-inch pieces
- 1 large onion, cut into 1-inch pieces
- 6 cloves garlic, minced
- 4 large tomatoes, cut into 1-inch chunks, or 1 28-oz can whole tomatoes, drained and roughly chopped
- ½ cup good olive oil, divided
- 1 tablespoon fresh thyme leaves
- 1 tablespoon fresh rosemary, finely chopped
- Large handful fresh basil leaves, torn
- 2 tablespoons tomato paste
- Salt and black pepper
Instructions
Salt the eggplant. Place the eggplant cubes in a colander, sprinkle generously with kosher salt, toss, and let drain for 30 minutes. Rinse and pat dry. This step removes bitterness and excess moisture from the eggplant.
Roast the vegetables. Preheat oven to 425°F. Divide the eggplant, zucchini, and peppers between two large sheet pans. Drizzle with half the olive oil, season with salt and pepper, and toss to coat. Spread in a single layer — crowding causes steaming rather than roasting. Roast for 25 to 30 minutes, tossing once halfway through, until the vegetables are tender and caramelized at the edges. Meanwhile, in a separate oven-safe skillet or on a third sheet pan, toss the onion with olive oil and roast for 20 minutes until softened and golden.
Build the base. Heat the remaining olive oil in a large Dutch oven or wide pot over medium heat. Add the roasted onion and garlic and cook for 2 minutes. Add the tomato paste and stir for 1 minute. Add the tomatoes and thyme and rosemary. Cook over medium heat, stirring occasionally, for 10 minutes until the tomatoes have broken down and the sauce has concentrated slightly.
Combine. Add all the roasted vegetables to the pot. Stir gently to combine without breaking up the vegetables further. Simmer together over low heat for 10 minutes, allowing the flavors to integrate. Taste and adjust salt and pepper generously.
Finish with basil. Remove from heat. Tear the basil leaves and stir through the ratatouille. Drizzle with a final pour of good olive oil. Serve warm, at room temperature, or cold — all three are correct and each has its advocates.
Serving and Using Ratatouille
Ratatouille is more versatile than most dishes of comparable simplicity. As a side dish it accompanies lamb, chicken, fish, and eggs with equal appropriateness. As a main course it is served over polenta or with crusty bread for a complete vegetarian meal. Cold from the refrigerator the next day it makes an excellent topping for bruschetta or a filling for omelettes.
In Provence ratatouille is also used as a sauce for pasta — tossed with penne or rigatoni and finished with Parmigiano — a preparation that bridges the French and Italian food cultures of the Mediterranean coast in a combination that is entirely logical given the geographic proximity of Nice to the Italian border.
The dish improves significantly over 24 to 48 hours as the flavors develop and the olive oil absorbs the herbs and vegetable juices. Make it a day ahead when possible. It is one of the rare dishes where the leftovers are better than the original.
Provence and Where to Travel
The Luberon — the range of hills in the Vaucluse department of Provence immortalized by Peter Mayle’s A Year in Provence — is the most travel-accessible version of authentic Provençal life. The village markets of Apt, Gordes, and Lourmarin sell the vegetables that go into ratatouille alongside everything else that defines Provençal cooking: lavender honey, goat cheeses, tapenade, olive oils pressed from the region’s ancient groves. Eating ratatouille made from vegetables bought at the Apt Saturday market, cooked in a rented farmhouse kitchen, with a bottle of Luberon rosé on the table, is the most direct way to understand why Provence has attracted travelers for a century.
For everything you need to plan a France trip including Provence see our complete France itinerary. For more Barefoot Contessa recipes see our Chicken Meatballs and our Zucchini Bread. For French recipes from our travels see our Anthony Bourdain Boeuf Bourguignon and our Croque Monsieur.
Ingredients
Method
- Preheat oven to 400°F. Pour tomato puree, 1 tablespoon of olive oil and half of the chopped fresh herbs into a baking dish. Stir in the chopped shallot and garlic.
- Season the mixture with salt and pepper.
- Thinly and evenly slice the vegetables using either a mandolin or knife - whichever you're more comfortable with. The thinner the slices, the better the final product will be.
- Stack about 20 slices in sequence in a pan. You can use any pan, but skillets work best, and cast-iron skillets really make a nice end product (see cover photo).
- Arrange a few stacks at a time into the prepared baking dish in a concentric spiral from the outer edge to the inside, fanning them out a bit so that you can see the top 1/8” of all the slices. These will stack better and save more space if they aren't flat, but rather are tilted upward a bit over a small space (think of how napkins stand up in a napkin holder). Use the larger slices for the outside, and swirl around the pan. Use the smaller bits for the middle.
- Drizzle with the remaining tablespoon of olive oil and season with more salt and pepper. Sprinkle the remaining chopped herbs. Cover the dish with a piece of parchment paper cut to it just inside the dish rim, directly on top of the vegetable arrangement.
- Bake for 45 minutes, or until the vegetables are soft
