In U.S. kitchens, people often just say “mirepoix,” “aromatics,” or “onion, celery, and carrots.” On packaging, you may see labels like mirepoix mix or vegetable soup base. It’s the classic flavor starter for soups, stews, and sauces.

• Where to find it: Look in Produce (fresh), Frozen Foods (pre-diced frozen), and Pantry (dehydrated mixes and bases).
• How it’s used: Gently sauté in a little oil or butter, or add to simmering liquids for a savory base.
• Formats vary: Fresh for texture, frozen for convenience, and dehydrated or base pastes for long storage.

Availability and selection can vary by location, and many items are eligible for pickup or delivery.

They’re both aromatic bases, but the approach and flavor can differ.

• Mirepoix: Typically onion, celery, and carrot. It’s usually gently sweated to build a subtle, savory backbone for soups and sauces.
• Soffritto: Often associated with Italian-style cooking. It’s commonly cooked in olive oil and may include ingredients like garlic and herbs, sometimes cooked longer for a deeper, more pronounced aroma.

Either base can be started from fresh, frozen, or dehydrated mixes. If you prefer a clean vegetable note, mirepoix can be a good direction; if you want a richer, olive‑oil-forward profile, soffritto may suit your dish. Cooking times and exact ingredients can vary by recipe, so adjust to taste.

There isn’t a single English word for it, so people often say aromatic vegetable base or simply onion, celery, and carrot. It’s the chopped trio that adds depth to soups, stews, gravies, and braises.

• Common proportions: Many cooks use roughly twice as much onion as celery and carrot, but ratios are flexible.
• How to use: Sweat the vegetables over medium heat until fragrant, then build your recipe on top.
• Shopping tips: You’ll find fresh, frozen, dehydrated mixes, and even vegetable bases that can save prep time.

Choose the format that fits your recipe and timing, keeping in mind texture preferences and storage needs.

In Mexican‑style cooking, a common aromatic base combines onion, tomato, and chiles (like jalapeño or serrano), often sautéed in oil. Many home cooks refer to this type of mixture as a sofrito, though ingredients and techniques vary by region and recipe.

• Flavor profile: Brighter and spicier than a classic mirepoix, thanks to tomatoes and chiles.
• Adaptation tip: If you have a mirepoix mix on hand, you can shift the profile by adding chopped tomatoes, chiles, garlic, and spices such as cumin.
• Formats: Fresh or pantry staples work well; adjust heat and tomato content to taste.

Check your recipe for specific ratios, and tailor to the heat level you prefer.

It depends on your cooking style and storage needs. Each format has strengths.

• Frozen mirepoix: Pre-diced and ready to sauté; helpful for weeknight soups and stews. Texture can be softer, which generally works well in long-cooked dishes.
• Dehydrated mirepoix: Shelf-stable and space-saving; great for pantry backup, camping, or emergency kits. You can rehydrate in warm water or add directly to simmering liquids. Check the label for specific directions.
• Base pastes: Quick flavor boosts when you’re short on time; add to water or stock as directed.

Availability can vary by store, and many options are offered for pickup or delivery for added convenience.