Crisp-edged, puffed Thai omelets with juicy minced pork, fish sauce, soy, and white pepper
Kai jeow moo sap is a Thai fried omelet with minced pork. It is beaten aggressively until frothy, seasoned with fish sauce and often light soy, then poured from above into very hot oil. The force and temperature create ragged crisp edges around a puffed, juicy center, unlike the soft folded style of a Western omelet. Thai people eat kai jeow at any time of day, including breakfast, and almost always with jasmine rice. The omelet itself contains very little carbohydrate. This version keeps the defining hot-oil method and pork-to-egg mixture, but serves it with cucumber, cabbage, Thai herbs, and an unsweetened prik nam pla instead of rice or sweet chili sauce. Fry six smaller omelets so the pork cooks safely before the eggs become too dark.
- Prep
- 20 mins
- Cook
- 35 mins
- Total
- 55 mins
- Serves
- 6
- Difficulty
- Intermediate
- Cuisine
- Thai
The recipe
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Before you start
Bring the eggs and pork close to room temperature for 15 minutes while preparing the vegetables. Divide the pork into six 125 g portions and the egg mixture into six portions so every omelet cooks evenly. Use a deep wok with high sides, keep the handle turned inward, and have a wire rack ready before heating the oil.
Ingredients
For six omelets
For unsweetened prik nam pla
For low-carb serving
Quantities change with servings; cooking times stay the same.
Equipment
- Deep wok paid link
- Long-handled wok spatula paid link
- Wire rack paid link
- Sheet pan paid link
- Instant-read thermometer paid link
- Mixing bowls paid link
- Whisk paid link
- Chef’s knife paid link
- Cutting board paid link
- Digital kitchen scale paid link
Method
Make the prik nam pla. Combine fish sauce, lime juice, chilies, garlic, and shallot and leave it to stand while the omelets cook.
Prepare the serving plate. Arrange cucumber, shredded cabbage, Thai basil, coriander, and lime on a large platter.
Season the eggs. Beat the eggs vigorously with fish sauce, light soy, and white pepper until foamy.
Portion the batter. Divide the egg mixture between six bowls and stir 125 g minced pork and an equal amount of scallion into each.
Heat the oil. Pour the oil into a deep wok to a depth of approximately 4 cm and heat to 190°C.
Test the oil. Drop in a teaspoon of egg mixture; it should puff immediately and rise to the surface.
Fry the first omelet. Pour one portion from approximately 20 cm above the center of the oil, standing back from the splatter.
Turn and finish. Fry for 2 to 3 minutes until deeply golden below, turn away from the body, and cook the second side until the pork reaches 71°C.
Drain and repeat. Lift onto a wire rack and repeat with the remaining portions, allowing the oil to return to 190°C each time.
Serve immediately. Place one omelet on each plate with vegetables, herbs, lime, and a small spoonful of prik nam pla.
Chef’s notes
A deep wok controls splatter better than a shallow frying pan.
The oil must be very hot before pouring; cool oil produces a flat, greasy omelet.
Do not cook one giant batch. Smaller omelets allow the minced pork to reach a safe temperature.
Turn the omelet away from the body with long utensils and keep water far from the oil.
Drain on a wire rack rather than paper so the crisp edges remain elevated and airy.
Tips and variations
Plain kai jeow can be made by omitting pork and frying only the seasoned egg.
A few finely chopped Thai chilies may be beaten into the egg for extra heat.
Do not add cornflour; vigorous beating and hot oil create the traditional puff without starch.
Sweet chili sauce is common at casual tables but the unsweetened fish-sauce dip keeps this plate low carb.
Filter and cool the frying oil after use, then store it according to local food-safety guidance; discard it if dark or bitter.
Serve with
Serve each omelet as soon as it drains, with cucumber and cabbage tucked against the crisp edges. Use prik nam pla sparingly because the omelet is already seasoned. Rice is customary in Thailand, but the cabbage, cucumber, and herbs provide crunch and freshness without changing the kai jeow.
Storage
Kai jeow is best straight from the oil. Refrigerate cooled leftovers within 2 hours for up to 2 days and reheat on a wire rack at 190°C until 74°C. The edges will be less crisp. Do not freeze. Refrigerate prik nam pla for up to 2 days and keep fresh vegetables separate.
Nutrition per serving (estimated)
- 590 kcal
- Calories
- 43 g
- Protein
- 10 g
- Carbohydrates
- 43 g
- Fat
- 4 g
- Fibre
Allergens
Contains egg, fish, and soy. Light soy sauce may contain wheat; use a clearly labeled gluten-free product when necessary. Hot oil can retain traces from previously fried foods, so use fresh oil and dedicated equipment for allergen control.
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Questions
Why is Thai kai jeow fried in so much oil?
The deep hot oil makes the egg puff rapidly and creates the characteristic crisp, ragged edge.
Can I use a shallow pan?
A high-sided wok is safer for splatter and gives the omelet more room to puff.
How do I know the pork is cooked?
Check the thickest part with an instant-read thermometer and reach at least 71°C.
Can I leave out the pork?
Yes. Seasoned egg fried by the same method is classic plain kai jeow.
Why did my omelet absorb too much oil?
The oil was probably below temperature or too much batter was added at once.
