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How Long to Cook Cauliflower Steaks in the Oven

Cauliflower Steaks in the oven takes roughly 25–35 minutes at 425°F. All temperatures, flip times, and safety info are on this page.

Fast Answer
2535
min

Cauliflower Steaks in the Oven at 425°F218°C — flip at 15 min. Done when fork-tender.

Definitive Answer

How long to cook cauliflower steaks in the oven at 425°F

Food
Cauliflower
Cut
Cauliflower Steaks
Appliance
Oven
Temperature
425°F218°C
Cook time
25–35 minutes
Flip at
15 minutes
Source
No USDA safety minimum (vegetable)

Answer: Cauliflower Steaks in the oven at 425°F218°C takes 25–35 minutes, flipping at 15 minutes.

Cauliflower Steaks Oven Calculator

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Temperature
Starting state
Thickness
1.002.5 cm
½″1″1½″2″1.3 cm2.5 cm3.8 cm5 cm
Estimated cook time
2535
min
Done when fork-tender. Flip at 15 min.
30:00

Estimates only. Cauliflower Steaks cook time varies with appliance, starting temperature, and shape. Always verify with an instant-read thermometer.

Doneness Target

No USDA safety minimum for vegetables. Done when fork-tender with bright color.

Vegetables have no required safe internal temperature. Done means fork-tender with browned, caramelized edges.

Source: No USDA safety minimum (vegetable)

Cauliflower Steaks Oven Cook Time Chart

TempStateTime
425°F218°Crefrigerated25–35 min

How to Cook Cauliflower Steaks in the Oven

  1. 1Preheat your oven to 425°F218°C.
  2. 2Cook 25–35 minutes, flipping at 15 minutes.
  3. 3Verify a knife slides through with no resistance.
  4. 4Serve immediately.

Frequently Asked Questions

How long do I roast cauliflower at 400°F?

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Cauliflower florets take 25–32 minutes at 400°F in the oven, flipping once at halfway. Toss with olive oil and salt, spread in a single layer, and roast until edges are deeply browned.

How long does cauliflower take in the air fryer?

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Cauliflower florets take 10–15 minutes at 400°F in the air fryer, shaking the basket once at halfway. Toss with oil first for the crispiest edges.

How long does a whole head of cauliflower take to roast?

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A whole cauliflower head takes 50–70 minutes at 400°F. Rub the entire head with oil and seasonings and roast until a knife slides through the core with no resistance.

Should I boil cauliflower before roasting?

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No. Raw cauliflower florets roast beautifully straight from the head — boiling first adds water and makes it harder to get crispy edges. Only blanch first if you're making cauliflower 'steaks' that need a faster finish.

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