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Oven Roasted Asparagus is fast, foolproof, and on the table in about 20 minutes. A hot oven turns the spears crisp-tender with lightly browned tips, and all it takes is olive oil, salt, and pepper. It feels fancy enough for company but easy enough for a Tuesday.
More Easy Asparagus Sides: Air Fryer Asparagus | Sauteed Asparagus | Bacon Wrapped Asparagus
Before You Get Started
Asparagus is quick, which also means it goes from perfect to overdone in about two minutes. These three things make the difference.
- Spread the spears in a single layer — Crowding traps steam, and steamed asparagus turns limp instead of browning. Use two pans if you need to.
- Snap off the woody ends — Bend a spear near the bottom and it breaks right where the tough part stops. Line the rest up and cut them to match.
- Match the spears by thickness — Thin and thick spears in the same pan finish minutes apart, which leaves you with some mushy and some still chewy.
RECIPE WALK-THROUGH
How to Make Oven Roasted Asparagus
See the recipe card below for full, detailed instructions
Five minutes of prep, then the oven does the work. Here is how it goes.
1. Trim and dry the asparagus
Rinse the spears and pat them completely dry. Water on the surface turns to steam in the oven and keeps them from browning.
Snap or cut off the woody ends, which is usually the bottom inch or two.
- Buying and holding asparagus: Look for firm spears with tight, closed tips. If you are not cooking them right away, stand the bunch upright in an inch of water in the fridge and they will stay crisp for several days.
2. Preheat to 400°F
Get the oven fully preheated before the pan goes in. Asparagus cooks fast enough that a still-heating oven means soft spears with no color on them.
3. Season right on the pan
Spread the asparagus in a single layer on a large baking sheet, drizzle with olive oil, and toss with your hands until every spear is coated.
Sprinkle with salt and pepper. Seasoning on the pan saves you a bowl and keeps the oil where you want it.
4. Roast until crisp-tender
Roast for 10 to 20 minutes depending on thickness. Pencil-thin spears need about 10, medium spears 12 to 15, and thick spears closer to 18 to 20.
There is no need to flip them, though a quick shake of the pan halfway through helps thick spears brown more evenly.
- What crisp-tender looks like: The spears turn bright green with lightly browned tips, a fork slides in with a little resistance, and a spear still holds itself up when you lift it from the middle. If it droops, it went a minute too long.
If you want more browning on thick spears, 425°F works well and shaves a few minutes off. Just keep a closer eye on it, since there is less room for error at the higher temperature.
5. Finish and serve hot
Squeeze fresh lemon over the top right before serving. Roasted vegetables are best straight out of the oven, so plan to bring it to the table while the main dish is resting.
This is a side that goes with almost anything, from steak to salmon to a simple roast chicken.
- Want to dress it up? A shower of Parmesan or a drizzle of balsamic works beautifully. My Balsamic Asparagus with Parmesan does both.
Serve it with: Cast Iron Steak | Honey Garlic Salmon | Whole Roasted Chicken | Oven Baked Chicken Breasts | Pan Seared Pork Tenderloin
Storage Tips
Storing and Reheating
Refrigerating: Cool the asparagus completely, then store in an airtight container for 3 to 4 days.
Freezing: Cool completely, arrange on a baking sheet, and flash freeze until firm. Transfer to a freezer bag and freeze up to 3 months. Thaw before reheating. Texture softens some, so this is better for tossing into pasta or eggs than for serving on its own.
Reheating: Spread on a sheet pan and warm in a 300°F oven for 5 to 7 minutes. The microwave works in a pinch but tends to turn the spears soft.
Make-ahead: Trim and wash the asparagus up to two days ahead and keep it wrapped in the fridge. I would not roast it ahead, since it loses its crispness within about 20 minutes of coming out of the oven.
Using up leftovers: Chop and add to omelets, salads, or Ham and Cheese Frittata. Leftovers are also great tossed into my Spicy Lemon, Asparagus & Bacon Pasta.
Frequently Asked Questions
Why did my roasted asparagus turn out mushy?
Almost always one of three things. The pan was crowded, so the spears steamed instead of roasted. The spears were wet when they went in. Or thin spears got the timing meant for thick ones. Give them room, dry them well, and start checking at 10 minutes.
Do I need to flip the asparagus halfway through?
Not usually. The spears sit in a single layer and cook through quickly, so both sides get plenty of heat. If you are roasting thick spears, a quick shake of the pan around the halfway mark helps them color evenly.
Can you roast asparagus from frozen?
Yes, and you should not thaw it first. Spread the frozen spears on the pan, bump the oven to 425°F, and add about 5 minutes to the roasting time. Expect a softer result than fresh, since freezing breaks down the texture.
How much asparagus do I need for a crowd?
Plan on about a third of a pound per person, so one pound serves 3 to 4 as a side. For a larger group, split it across two pans rather than piling it onto one. Crowding is what turns a big batch soggy.
More Easy Vegetable Sides
- Oven Roasted Broccoli
- Easy Oven Roasted Vegetables
- Honey Roasted Carrots
- Roasted Broccolini
- Garlic Green Beans
Oven Roasted Asparagus
Ingredients
- 1 pound asparagus woody ends trimmed
- 2 tablespoons olive oil
- 1/2 teaspoon salt
- 1/4 teaspoon pepper
- 1 lemon cut into wedges
Instructions
- Preheat oven to 400°F.
- Rinse the asparagus and pat completely dry. Snap or cut off the woody ends.
- Spread the asparagus on a large baking sheet in a single layer. Drizzle with olive oil and toss to coat, then sprinkle with salt and pepper.
- Roast for 10 to 20 minutes depending on thickness, until the spears are bright green and crisp-tender.
- Serve immediately with lemon wedges.
Notes
- Timing by thickness: pencil-thin spears about 10 minutes, medium 12 to 15, thick 18 to 20. Check at the low end of the range.
- Single layer, always. Crowding steams the asparagus instead of roasting it. Use two pans for a double batch.
- Dry the spears well after rinsing. Surface water keeps them from browning.
- Crisp-tender means bright green, a fork goes in with slight resistance, and the spear does not droop when lifted from the middle.
- For more browning, roast thick spears at 425°F and shave a few minutes off the time.
- Serving size: about a third of a pound per person. One pound serves 3 to 4 as a side.
- Storage: refrigerate up to 3 to 4 days. Reheat on a sheet pan at 300°F for 5 to 7 minutes.
- Dress it up with grated Parmesan or a drizzle of balsamic right before serving.
Nutrition
Nutritional Disclaimer Kristin Maxwell of “Yellow Bliss Road” is not a dietician or nutritionist, and any nutritional information shared is an estimate. For accurate calorie counts and other nutritional values, we recommend running the ingredients through your preferred online nutritional calculator. Calories and other nutritional values can vary depending on which brands were used.
Thank you for sharing this recipe. I usually steam my asparagus.
You are so welcome Rebecca! Thanks for stopping by.