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A mirepoix is the base of delectable stews, soups, and sauces. It’s the rich flavor foundation of aromatics, herbs, or spices slowly cooked in a bit of oil or fat. While every culture has its own version, this French variant called Mirepoix is the most common! This vegan recipe uses 4 simple ingredients and only takes about 20 minutes to prepare.

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What is Mirepoix and Why You’ll Love This Vegetable Mirepoix Recipe!

“Meer-pwah” is how to pronounce Mirepoix. It’s a time-honored French cooking technique of cooking a mixture of celery, carrot, and onion in oil with herbs. You cook this mixture over extremely low heat, not sautéed, in order to bring out the natural sweetness of the diced veggies without caramelizing them. It lends a rich aroma to dishes as well as a subtle but distinct depth of flavor that creates a taste that is undeniably amazing.
Simple and delicious, Mirepoix is the perfect addition to Fall and Winter soups. Make it with a minimum of 4 ingredients, but you can add any other herbs and spices to it to suit whatever dish you plan to add the Mirepoix to. You can even enjoy this as a side dish. Different cultural variations are the Italian Soffrito, German Suppengrün, or the Cajun’s Holy Trinity of onions, celery, and bell peppers.
Vegan Mirepoix Ingredients
- Onion: I prefer using white or yellow onion, as their strong flavor goes well with other herbs, spices, and seasoning.
- Carrot: Any variety will do.
- Celery: Only use the stalk for this recipe. Don’t throw away the leaves, though. Keep them to cook other dishes like this Vegan Minestrone Soup or raw salads.
- Oil: I prefer sunflower or olive oil, but you can use other vegetable-based oils.

How to Make Mirepoix

Step 1: First, prep your veggies. Rinse and give the celery and carrots a good scrub. Then scrub and rinse the celery and carrots well. You want perfectly clean veggies for the Mirepoix.

Step 2: Next, chop the veggies according to use. The size depends on how long your dish takes to cook. Usually, veggies are diced smaller if it requires a sauté or frying method, approximately ¼ inch. For our favorite soups or stews, a medium dice, about ½ inch, works best.

Step 3: Then, cook the veggies. First, heat the oil in a skillet over medium heat. Then, add the veggies and onions. Stir continuously until veggies are soft and onions are translucent.

Step 4: Finally, add to your soup, mains, stews, etc. Follow your recipe guide to continue making your preferred dish!

Toni’s Recipe Tips for Vegetable Mirepoix
- Do not overcook the veggies! The goal is to sweat them, not brown them. Do not use more than medium heat and stir the vegetable mirepoix constantly.
- Be mindful of the ratio. I used equal parts of the three ingredients, but the standard French mirepoix technique is 2:1:1: 2 onions, 1 celery, and 1 carrot. It would always depend on your preference or the recipe you are making.
- As the carrots simmer, they get sweeter. If you’re using an extra-large carrot, you might want to use only one or half to avoid overpowering your dish with its flavor.
- Use a big enough pan. When making a bigger batch of mirepoix, the pot should be wide with relatively high edges, so the vegetables are easy to stir, eliminating the risk of burning the Mirepoix.
- Add the vegetables in the correct order. Diced carrots should come first as they are the toughest of the veggies, followed by onion, and lastly, the celery.
- Consider adding tomato. An alternative is adding tomato paste or puree to amp your Mirepoix, especially for brown sauces or gravies. This is called pinçage.
FAQs About Mirepoix
For vegetable mirepoix, it is preferable to chop your vegetables by hand rather than using a food processor, since the textures and tastes may be altered. To keep a uniform consistency during cooking, we want them to be sliced as close to the same size as possible.
Yes, you certainly can! Now that you know the basics, you may adjust the recipe by adding or removing ingredients to suit the meal you’re preparing. If you prefer a white mirepoix, you may use parsnips instead of carrots, or button mushrooms. The choice is yours.
When creating a mirepoix, I usually peel my carrots and onions, but this isn’t always necessary (e.g., making stock or roasting). If you don’t want to peel them, at the very least, give them a good scrub.

Storage Instructions for Vegetable Mirepoix
Prep Ahead: You can pre-cut your veggies and store them in a sealed plastic/stasher bag or container, ready to be cooked anytime. They should last for a week in the fridge.
Fridge: You can keep cooked Mirepoix in the fridge for a few days.
Freezer: Can you freeze cooked Mirepoix for longer shelf life? Yes! Once frozen, you may simply break off a piece anytime you need a little amount of Mirepoix to begin a recipe. Mirepoix should last in the freezer for 6 months to a year.
How to Use Mirepoix
There are countless ways and recipes to build on this classic foundation. Here are a few favorites:
- Matzo Ball Soup – This hearty Jewish meal is typically served during Passover. A healthy and delicious dish has fluffy matzo balls and a light, clear broth. Matzo balls may be made with our delicious and nutritious mirepoix recipe.
- Green Bean Casserole – Most of us have great memories of a casserole dish, and this is one of them. This casserole looks so festive, which I’m sure is an instant favorite. With a creamy mushroom sauce surrounded by soft green beans and crunchy onions on top, it’s perfect for a vegan holiday gathering or as a weekly family meal side dish.
- Root Vegetable Lentil Stew – This dish will definitely cheer you up on a cold, gloomy winter day. It has a delightful flavor that comes from a variety of root vegetables, lentils, and peas. This rustic and hearty dish is rich and thick, giving the impression that you spent all day in the kitchen. Who knows, maybe the mirepoix mixture helped.
You can check out these 23 Cozy Vegan Soup Recipes as well!
More Delicious Ways to Use Mirepoix
If you tried this mirepoix recipe or any other recipe on my blog, please leave a 🌟 star rating and let me know how it went in the 📝 comments below. Thanks!
Photos by Alfonso Revilla





















Super simple! Looks delicious
Love a good simple starter!