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 Asparagus Spears With Mustard Cream?

You need 10 ingredients. The key ingredients include: 2 pounds asparagus spears, Cooking spray, 3/4 teaspoon salt, divided, 1/2 teaspoon freshly ground black pepper, divided, and more.

Is Roasted Asparagus Spears With Mustard Cream suitable as vegetarian?

Yes, Roasted Asparagus Spears With Mustard Cream falls under the Vegetarian category and is a great choice for this type of meal.

How do I store leftover Roasted Asparagus Spears With Mustard Cream?

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

Roasted Asparagus Spears With Mustard Cream Recipe

Name: Roasted Asparagus Spears With Mustard Cream
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 2 pounds asparagus spears; Cooking spray; 3/4 teaspoon salt, divided; 1/2 teaspoon freshly ground black pepper, divided; 3/4 cup low-fat buttermilk; 1/3 cup low-fat mayonnaise (such as Hellman's); 2 tablespoons Dijon mustard; 1 tablespoon fresh lemon juice; 1 garlic clove, minced; 1 teaspoon dried tarragon leaves

Try this homemade Roasted Asparagus Spears With Mustard Cream recipe the whole family will love. Made with Cooking spray, salt, freshly ground black pep…

This Roasted Asparagus Spears With Mustard Cream relies on simple, everyday ingredients such as asparagus spears, cooking spray, salt, divided and low-fat buttermilk. It comes together quickly and makes 4 servings, at about 530 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 Vegetarian

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

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.

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

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Roasted Asparagus Spears With Mustard Cream

Tips for the best results

Variations & substitutions

My Personal Notes

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