How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Roasted Root Vegetables With Mustard?

You need 13 ingredients. The key ingredients include: 3 tablespoons Dijon mustard, coarse, 2 -3 tablespoons olive oil, 1 tablespoon mustard oil (optional), 6 sprigs thyme, chopped, and more.

Is Roasted Root Vegetables With Mustard suitable as general?

Yes, Roasted Root Vegetables With Mustard falls under the General category and is a great choice for this type of meal.

How do I store leftover Roasted Root Vegetables With Mustard?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Roasted Root Vegetables With Mustard Recipe

Name: Roasted Root Vegetables With Mustard
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 tablespoons Dijon mustard, coarse; 2 -3 tablespoons olive oil; 1 tablespoon mustard oil (optional); 6 sprigs thyme, chopped; 1/4 teaspoon paprika; 1/4 teaspoon cayenne; 1/2 teaspoon sea salt; 1/4 teaspoon black pepper, fresh ground; 2 carrots, sliced 1-inch lengths; 4 parsnips, sliced 1-inch lengths; 4 medium potatoes, 1-inch cubes, yukon gold; 1 large sweet potato, 1-inch cubes; 1 large sweet onion, 1/2-inch wedges

Try this homemade Roasted Root Vegetables With Mustard recipe the whole family will love. Made with Dijon mustard, olive oil, mustard oil and thyme. Eas…

This Roasted Root Vegetables With Mustard relies on simple, everyday ingredients such as dijon mustard, coarse, olive oil, mustard oil (optional) and sprigs thyme, chopped. It comes together quickly and makes 4 servings, at about 574 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 General

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

No specific allergen information. Please check the ingredient list for possible allergens.

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Roasted Root Vegetables With Mustard

Tips for the best results

Variations & substitutions

My Personal Notes

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