Ratatouille is a Provençal vegetable stew made with eggplant, zucchini, peppers, tomatoes, and herbs, served warm or at room temperature. If you are browsing French recipe blogs for a practical dish to cook at home, this version builds flavor by sautéing the vegetables before simmering them together.
Ingredients
- 1 medium eggplant, about 1½ lb (680 g), cut into ¾-inch (2 cm) cubes
- 2 medium zucchini, about 1 lb (450 g) total, cut into ¾-inch (2 cm) pieces
- 2 red or yellow bell peppers, about 10½ oz (300 g) total, seeded and cut into ¾-inch (2 cm) pieces
- 1 large yellow onion, about 7 oz (200 g), chopped
- ¼ cup (60 ml) extra-virgin olive oil, divided, plus a little more if needed
- 4 garlic cloves, about ½ oz (12 g), finely chopped
- 1 can whole peeled tomatoes, 28 oz (794 g), crushed by hand with their juices
- 1 teaspoon (6 g) fine salt, plus more to taste
- ½ teaspoon (1 g) freshly ground black pepper
- 1 teaspoon (1 g) fresh thyme leaves, or ½ teaspoon (0.5 g) dried thyme
- 1 small bay leaf
- ½ cup (15 g) loosely packed fresh basil leaves, torn, plus extra for serving
- 1 tablespoon (15 ml) red wine vinegar, optional, for finishing
Instructions
- Prepare the vegetables. Cut the eggplant, zucchini, and peppers into pieces of similar size so they soften at roughly the same rate. Chop the onion and garlic, and set the basil aside for the end. Crush the canned tomatoes by hand over a bowl to catch their juice; keeping the pieces irregular gives the stew a pleasant, rustic texture. If the eggplant is especially large and seedy, you can remove a few of the larger seed pockets, but there is no need to peel it.
- Brown the eggplant. Warm about 1 tablespoon (15 ml) of the olive oil in a heavy 5- to 6-quart (4.7- to 5.7-liter) Dutch oven or wide pot over medium-high heat. Add half the eggplant in one layer, season lightly with a pinch of salt, and cook for about 5 minutes, turning the cubes now and then until several sides are golden. Transfer to a plate and repeat with the remaining eggplant, adding another tablespoon of oil if the pot looks dry. Browning in batches takes a little longer than piling everything in, but it helps the eggplant develop flavor instead of steaming.
- Cook the zucchini and peppers. Add a teaspoon or two of oil to the same pot, then add the zucchini. Cook for about 3 minutes, stirring occasionally, until the pieces have a few golden spots but still hold their shape. Move them to the plate with the eggplant. Add the peppers and cook for about 3 minutes, stirring once or twice; they should begin to soften without turning limp. Transfer them to the plate as well. The vegetables do not need to be fully tender yet because they will finish cooking in the tomato mixture.
- Make the aromatic base. Reduce the heat to medium and add the remaining olive oil. Stir in the onion and cook for about 5 minutes, until softened and translucent, scraping up any browned bits from the bottom of the pot. Add the garlic and cook for 1 minute, stirring constantly so it becomes fragrant without browning. If the garlic starts to darken, lower the heat before adding the tomatoes.
- Build the stew. Add the crushed tomatoes and their juices, thyme, bay leaf, remaining salt, and black pepper. Stir well and bring the mixture to a gentle bubble. Return the eggplant, zucchini, and peppers to the pot, including any juices on the plate. Fold everything together carefully rather than stirring vigorously; this helps the vegetable pieces keep their shape.
- Simmer until tender. Lower the heat so the stew barely bubbles, cover the pot with the lid slightly ajar, and simmer for 40 minutes. Stir gently every 10 minutes, checking that nothing is catching on the bottom. If the mixture looks dry before the vegetables are tender, add 2 to 4 tablespoons (30 to 60 ml) of water. If it is very liquid near the end, remove the lid for the final 5 to 10 minutes. The finished vegetables should be tender but recognizable, with a thick, spoonable sauce rather than a watery broth.
- Finish and taste. Remove the bay leaf and stir in the torn basil. Taste before adding more salt; canned tomatoes can vary in seasoning. Add the optional red wine vinegar if the stew tastes especially sweet or flat, then let it sit off the heat for 5 minutes so the flavors settle. Serve warm, or cool it safely for a room-temperature serving later.
Tips
- Choose vegetables that feel firm. Eggplant should have taut, glossy skin, and zucchini should feel heavy for their size. Very soft vegetables can release more water and become mushy during the simmer. If your produce is particularly large, cut it into even pieces and remove any tough, spongy sections.
- Use a wide, heavy pot. A broad base gives vegetables room to brown and lets excess liquid evaporate. If you only have a smaller pot, sauté the vegetables in extra batches rather than crowding them. Crowding traps steam, so the vegetables soften without picking up the deeper flavor that makes this stew satisfying.
- Adjust the tomato choice to the season. Good canned whole tomatoes are a dependable option and keep the recipe practical year-round. In late summer, substitute about 2 lb (900 g) ripe tomatoes, peeled if desired and chopped; fresh tomatoes may release more liquid, so simmer uncovered for a few extra minutes if the sauce stays thin.
- Season in stages, not all at the end. A small pinch of salt while browning each vegetable helps bring out its flavor, but the canned tomatoes add their own seasoning. Start with the listed amount, then taste after simmering. Add vinegar only a little at a time; it should brighten the sauce, not make it taste sharply sour.
Serving Suggestions
Serve ratatouille as a main course with crusty bread, rice, couscous, or boiled potatoes to catch the tomato-and-olive-oil sauce. A simple green salad makes a fresh contrast, while a spoonful of cooked white beans can make a bowl more substantial without changing the stew itself. For a French-inspired meal, offer bread at the table and finish each serving with a drizzle of olive oil and a few torn basil leaves.
It also works well as a side dish alongside roast chicken, grilled fish, or a plain omelet. If serving it with eggs, cook the eggs separately to the appropriate safe doneness; the ratatouille itself does not contain eggs. The stew is good hot, but its flavors often seem more rounded after a short rest, so it is a helpful dish to make earlier in the day and gently warm before dinner.
Variations
Ratatouille has regional and family variations, so the vegetables may be cooked separately, layered, or simmered together. This method browns them separately, then finishes them in one pot. For a more rustic, softer result, skip the separate plate and add the vegetables to the onion and tomato base in stages, allowing extra time for the eggplant to become tender. The finished texture will be less distinct but still flavorful.
For a lighter herb profile, replace half the basil with 2 tablespoons (6 g) chopped flat-leaf parsley. If fresh thyme is difficult to find, dried thyme is a practical substitute; use half as much because its flavor is more concentrated. You can also use 1 tablespoon (4 g) herbes de Provence instead of the thyme, though blends vary and may include rosemary or savory, giving the stew a more pronounced dried-herb aroma.
To make the dish more filling, fold in 1½ cups (255 g) drained, rinsed cooked white beans during the last 10 minutes of simmering. For a little heat, add ¼ teaspoon (0.5 g) red pepper flakes with the garlic. These are optional additions rather than requirements: the basic version relies on ripe vegetables, a steady simmer, and enough time for the flavors to come together.
Storage and Reheating
Cool leftovers promptly and refrigerate them within 2 hours of cooking in a covered, shallow container. Ratatouille keeps for 3 to 4 days in the refrigerator. For longer storage, freeze it in meal-size airtight containers for up to 3 months for best quality. Leave a little space at the top of each container because the sauce expands as it freezes. Thaw frozen portions overnight in the refrigerator, not on the counter.
Reheat only the portion you plan to serve, either in a saucepan over medium-low heat or in a microwave-safe dish, stirring occasionally until steaming throughout. USDA guidance is to reheat leftovers to 165°F (74°C); check the center with a food thermometer. If the sauce has thickened in storage, stir in a tablespoon of water at a time. Avoid repeatedly cooling and reheating the entire batch, since that makes the vegetables progressively softer.
Frequently Asked Questions
Do I need to salt and drain the eggplant first?
No. Modern eggplant is generally mild, and salting it in advance is not necessary for this recipe. Browning it in batches and simmering it until just tender gives it a good texture. If your eggplant seems unusually bitter, salting cut pieces for 20 to 30 minutes and patting them dry is an option, but include that extra time in your schedule.
Can I make ratatouille with fresh tomatoes?
Yes. Use about 2 lb (900 g) ripe tomatoes, chopped, in place of the canned tomatoes. Very juicy fresh tomatoes can make a looser sauce, so leave the lid ajar and simmer until the liquid reduces to your preferred thickness. If the tomatoes are pale or underripe, the finished stew may taste less sweet and full-bodied than one made with good canned tomatoes.
Why did my ratatouille turn watery?
Vegetables release liquid as they cook, and a narrow or crowded pot slows evaporation. Remove the lid for the last 5 to 10 minutes and simmer gently until the sauce thickens. Next time, brown the vegetables in batches and use a wide pot. Avoid raising the heat too much to force evaporation, because a hard boil can break the vegetables apart.
Can I make it ahead?
Yes. Make the stew up to 2 days ahead, refrigerate it within 2 hours, and reheat it gently when needed. The flavors have time to mingle, though the vegetable pieces may soften a little more on reheating. Add the basil after reheating for a brighter, fresher finish, and check the center reaches 165°F (74°C) with a food thermometer.
Should ratatouille be served hot or cold?
It can be served warm, at room temperature, or chilled, depending on the meal and the weather. For food safety, do not leave it at room temperature for more than 2 hours; keep it refrigerated until shortly before serving. If serving it cool, taste it again before plating, since cold temperatures can mute the seasoning, and add a little salt or olive oil if needed.
Related
- French Recipes With Pork: Rustic Dishes to Cook at Home
- French Recipes With Chicken Thighs: Coq au Vin
- French Potato Gratin: Creamy Gratin Dauphinois
More recipes to cook
Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes
Spotted an error? Tell us and we will correct it (corrections policy).