Learn how to roast asparagus in the oven for crisp and tender results. This easy roasted asparagus recipe includes tips on trimming and choosing the best spears.
With simple seasoning and optional Parmesan, it’s a quick side dish that works with thick or thin asparagus.
🤔 Quick Answer: How Long to Bake Asparagus
Approximate baking times for medium-thick spears:
- 425°F (400°F convection): 12–15 minutes — recommended
- 400°F (375°F convection): 1–2 minutes longer
- Thin asparagus: 2–3 minutes less
- Thick asparagus: 2–5 minutes longer
Asparagus is done when it’s fork-tender and lightly browned, but not mushy.
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Featured Comment by Jenne:
⭐⭐⭐⭐⭐
"Tonight I needed a quick convection roasted recipe for asparagus…My husband said it was SOOO good!! He pointed at the empty pan and said "THAT was good! Wow!" So thank you for a great, quick and very delicious recipe."
👍 TL;DR — Recipe Summary
What it is: Easy roasted asparagus cooked in a hot oven until crisp and tender.
Why you’ll love it: Simple ingredients, quick prep, and easy adjustments for thick or thin spears.
How to make it: Trim, toss with oil and seasoning, then bake until lightly browned and fork-tender.
🥣 Ingredients
Asparagus – fresh, medium-thick spears work best
Olive oil – for roasting and browning
Garlic – fresh minced or crushed, or use garlic powder
Salt and pepper
Optional Parmesan cheese – adds extra flavor and light browning
👨🍳 Quick Overview: How to Roast Asparagus
1. Cut about 1 inch from the base of the spears, then toss with olive oil, garlic, salt, and pepper.
2. Spread the asparagus in a single layer on a baking sheet. Sprinkle with Parmesan if desired.
✅ Pro Tip: Preheat the oven fully before adding the asparagus. Starting in a cold oven increases cooking time and can make the asparagus softer and less crisp.
3. Bake until fork-tender and lightly browned.
👇 For more details, keep reading. See the recipe card below for complete instructions and to print.
🤔 How Long to Roast Asparagus and When Is It Done?
At 425°F (400°F convection), medium-thick asparagus usually takes 12–15 minutes.
Cooking time depends mainly on thickness:
- Thin spears: about 9–10 minutes
- Medium spears: about 12–15 minutes
- Thick spears: about 15–20 minutes
Asparagus is done when the thick end is fork-tender and lightly browned, but not soft or mushy. If you’re unsure, aim for about 135°F in the thickest part of the spear.
Lower oven temperatures can be used, but they will take longer and usually produce softer, less crisp asparagus.
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😊 How to Choose the Freshest Asparagus
Look for asparagus with:
- Bright green color with a little violet at the tips
- Firm spears that are not limp
- Fresh-looking ends that are not dried out
- Medium thickness for the easiest roasting; very thin spears can overcook, while very thick ones may be woody
Buy asparagus as fresh and local as possible. In Michigan, peak season is usually early May through mid-to-late June; warmer areas may start earlier.
🔪 How to Trim Asparagus—Snap or Cut?
For years, cooks were told to snap asparagus where it naturally breaks. But Cook’s Illustrated found that snapping often removes more of the tender stalk than necessary.
Instead, cut about 1 inch from the base of the spears. If the stalks are very thick, peel the lower portion to remove some of the tougher outer layer.
I’ve used this method for years because it’s simple, consistent, and wastes less asparagus.
🍽️ What to Serve with Roasted Asparagus
Roasted asparagus works with almost any main dish. It’s especially good with strip steak, chicken breasts, pork chops, ham, prime rib, or turkey.
❄️ Storage
Store leftover roasted asparagus in an airtight container in the refrigerator for up to 3 days.
Reheat in a hot oven in a single layer for the best texture. The microwave works, but the asparagus will be softer.
Grilling Asparagus on a Gas Grill
Tender and smoky grilled asparagus is an ideal vegetable side dish for most grilled entrees. Grilling asparagus on a gas grill is easy and quick, needing only a few ingredients.
❓ FAQs
No. Just trim the ends, rinse, and pat dry. There’s no need to soak or blanch asparagus before roasting.
Store fresh asparagus upright in a container with about 1 inch of water. Trim the ends slightly, don’t wash it first, and loosely cover with a plastic bag before refrigerating.
📖The Recipe Card
Roasted Asparagus (Easy Oven Recipe)
Ingredients
- 1 pound asparagus
- 3 tablespoons olive oil
- 2-4 cloves garlic (or ½ teaspoon garlic powder)
- ½ teaspoon kosher salt - to taste
- ¼ teaspoon pepper
- ¼ cup grated Parmesan cheese (optional)
Step-by-Step Instructions
- Preheat the oven to 425°F (400°F convection). Trim about 1 inch from the base of the asparagus.
- Combine 3 tablespoons olive oil, 2-4 cloves crushed garlic (or ½ teaspoon garlic powder), ½ teaspoon kosher salt, and ¼ teaspoon pepper.
- Place asparagus on a baking sheet and toss to coat evenly.
- Spread in a single layer. Sprinkle with Parmesan if desired.
- Roast for 12–15 minutes for medium-thick spears, until fork-tender and lightly browned. Thin asparagus may take 9–10 minutes; thick spears may need 15–20 minutes. If unsure, aim for about 135°F in the thickest part.
Recipe Notes
Pro Tips
- Pick the best fresh asparagus. See the discussion in the post for tips.
- Use 2–4 cloves of garlic, depending on taste.
- You can substitute garlic powder if you don’t have fresh garlic.
- Trim about 1 inch from the base; peel thick stalks if needed.
- Coat both the asparagus and the pan lightly with oil.
- Make it with sesame seeds or bread crumbs: Add some toasted sesame seeds or Panko bread crumbs with the Parmesan cheese.
Your Own Private Notes
To adjust the recipe size:
You can adjust the number of servings above; however, only the amount in the ingredient list is adjusted, not the instructions.
Nutrition Estimate (may vary)
Editor's Note: Originally Published March 6, 2017. Updated with expanded options, refreshed photos, and editing for easier navigation.
Jennie says
Tonight I needed a quick convection roasted recipe for asparagus. I looked online and this recipe came up. I had all the ingredients, but only 1/2 lb. of asparagus. I simply roasted for only 7 minutes. My husband said it was SOOO good!! He pointed at the empty pan and said "THAT was good! Wow!" So thank you for a great, quick and very delicious recipe. I just subscribed and am looking forward to trying more recipes.
Lara says
Yummy. Super simple and one of my favorite ways to roast almost any veggie!