Batches
2
BTU
12,000
Smoke Pt
450°F
Wok Hei
No
12,000
450°F
2 tbsp
5 min
No — need 40,000+ BTU (you have 12,000)
Wok hei requires at least 40,000 BTU to achieve that smoky, charred flavor from the Maillard reaction.
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Inputs
Result
4 servings × 8 oz = 32 oz total. 14" wok max = 24 oz. Batches = ceil(32/24) = 2. Home gas = 12,000 BTU < 40,000 threshold, so no wok hei.
Inputs
Result
6 × 8 = 48 oz total. 16" wok max = 32 oz. Batches = ceil(48/32) = 2. 65,000 BTU > 40,000, wok hei is achievable.
For basic stir-frying, a home gas burner (12,000 BTU) works but food must be cooked in small batches. For authentic wok hei (smoky charred flavor), you need at least 40,000 BTU. Dedicated wok burners produce 65,000–100,000 BTU.
| Stove Type | BTU | Wok Hei? |
|---|---|---|
| Home Gas | 12,000 | No |
| High-Power Gas | 20,000 | No |
| Wok Burner | 65,000 | Yes |
| Commercial | 100,000 | Yes |
Wok hei (breath of the wok) is the smoky, charred flavor from food briefly contacting a wok surface above 1,200°F. It requires at least 40,000 BTU. On home stoves, you can approximate it by cooking in very small batches, using a dry wok, and tossing food through the flame.
Peanut oil (450°F smoke point) is the traditional choice for wok cooking. Avocado oil (520°F) is the highest smoke point option. Avoid extra virgin olive oil and unrefined sesame oil as they smoke at lower temperatures.
Maximum batch size depends on wok size: a 12-inch wok handles 16 oz per batch, 14-inch handles 24 oz, and 16-inch handles 32 oz. Overcrowding causes steaming instead of searing. For 4 servings (32 oz total) in a 14-inch wok, cook in 2 batches.
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Read our guide
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Last Updated: Mar 20, 2026
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