Vegetables
How Long to Cook Asparagus
Asparagus takes 10–12 min at 425°F oven, 6–8 min air fryer, or 3–5 min in a stovetop pan. Thin spears cook faster than thick ones.
Cooking Times by Method
| Method | Temperature | Time |
|---|---|---|
| Oven | 425°F / 220°C | Thin: 8–10 min | Thick: 12–15 min |
| Air Fryer | 400°F / 200°C | Thin: 5–6 min | Thick: 7–9 min |
| Stovetop | Medium-high heat | 3–5 minutes, turning occasionally |
| Grill | Medium-high (400°F) | 3–4 minutes, turning once |
Oven: Single layer on baking sheet. Toss with olive oil, salt, pepper. Don't overcrowd.
Air Fryer: Very consistent results. Works well from slightly damp.
Stovetop: A little oil in a wide pan. Or blanch in boiling water for 2–3 minutes.
Grill: Place perpendicular to grates so they don't fall through. Char is delicious.
Chef Tips
- 1Snap the woody ends: when you hold both ends and bend, asparagus snaps naturally at exactly the right point.
- 2Thickness determines time — a thick bundle and a thin bundle side-by-side in the oven will cook very differently.
- 3Don't overcook — asparagus should have a slight resistance to the bite, not be limp.
- 4Lemon zest and parmesan on roasted asparagus is classic and barely any effort.
Frequently Asked Questions
How long to roast asparagus at 425°F?
Thin asparagus at 425°F: 8–10 minutes. Thick asparagus: 12–15 minutes. Toss with olive oil, season, single layer on a baking sheet. It should be bright green with slightly crispy tips when done.
How long to cook asparagus in air fryer?
Thin spears: 5–6 minutes at 400°F. Thick spears: 7–9 minutes. Shake halfway. The air fryer is excellent for asparagus — slightly crispy tips, tender stalks.
How do I know when asparagus is done?
It should be bright green and tender with some resistance when pierced — not limp. Overcooked asparagus turns dark, gets mushy, and loses its flavour. Err on the side of less time.
How do you trim asparagus?
Snap method: hold each end and bend — it snaps where the tough woody part ends. Or cut: line up all the spears and cut off the bottom 1–2 inches. Snapping is wasteful but precise; cutting is efficient.