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Carp Leaping over the Dragon Gate
A whole carp scored, deep-fried until crisp, and served with its head raised and a boiling sweet-sour soy glaze poured over. Adapted for a home kitchen from the original ClouChef R&D report — 鲤鱼跃龙门, report 194.
Original poster image from clouchef.com (poster: 鲤鱼跃龙门_194.jpeg). This is the hero poster only, not a step-by-step photo set.
Prep: 15 minutesCook: 10 minutesTotal: 25 minutesServings: 2-3Difficulty: MediumRegion: Festive / home-styleFlavour: Sweet-sour, soy-fragrant
Why this works
The name is the presentation: a carp leaping the dragon gate is a Chinese symbol of success, so the fish is fried with its head raised and its scored flesh fanned open like scales. Scoring every two centimetres down to the bone is what makes this possible — it lets heat reach the thick flesh evenly and lets the glaze run into every cut, so the fish eats crisp outside and seasoned through. The frying technique matters as much as the scoring: holding the fish by the tail and ladling hot oil over it first sets the shape before the whole fish goes in, which is how the raised-head pose survives the pot. The glaze itself is a simple 2:1 sugar-to-vinegar balance with light and dark soy, cooked until it bubbles thick, and it must be poured boiling hot — cold glaze sits on the surface instead of soaking in. Done right, the fish arrives crackling, the glaze glistens in every score mark, and the table gets a centrepiece that is also dinner.
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Ingredients
| Ingredient | US | Metric | Substitute / note |
|---|---|---|---|
| Live carp, about 600 g whole | 1.3 lb | 600 g | About 420 g after cleaning; a similar whole white fish works (adaptation). |
| Yellow cooking wine | 3.4 fl oz | 100 ml | 30 ml for marinating, 70 ml for the glaze. |
| Light soy sauce | 2 tbsp | 30 ml | For the glaze. |
| Dark soy sauce | 2 tsp | 10 ml | For the glaze and colour. |
| White sugar | 1.4 oz | 40 g | Sugar to vinegar 2:1, per the report. |
| Rice vinegar | 4 tsp | 20 ml | — |
| Ginger slices | 0.7 oz | 20 g | For marinating. |
| Scallion or coriander, for garnish | To taste | To taste | — |
| Neutral oil, for deep-frying | About 4 cups | 1000 ml | Only about 50 ml is absorbed; the rest can be strained and reused (report note). |
Equipment
- Deep pot or wok for frying, plus a ladle
- Sharp knife for scoring
- Large serving plate
Steps
- Clean and score. Scale, gut and clean the carp, removing gills. Score both sides diagonally every 2 cm, cutting down to the bone so the flesh fans open. Marinate with 30 ml yellow wine and ginger slices for 10 minutes.
- Set the shape. Heat oil to 180 °C. Hold the fish by the tail, ladle hot oil over the body until it sets in shape, then lower the whole fish in and fry over medium-low heat 5 to 6 minutes until golden and crisp. Lift out and drain.
- Make the glaze. Leave a little oil in the pan. Add the remaining 70 ml wine, 30 ml light soy, 10 ml dark soy, 40 g sugar and 20 ml vinegar. Stir over low heat until the sugar dissolves and the glaze turns thick and bubbling, about 2 minutes.
- Plate and pour. Arrange the fish on a plate with its head raised in the leaping pose. Pour the boiling glaze evenly over the fish and scatter scallion or coriander. Serve at once while the skin is still crisp. Fish must be opaque and flake easily, reaching 63 °C / 145 °F (home safety guidance, added as an adaptation).
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Technique: score deep, pour boiling
Scoring down to the bone does two jobs: it lets a thick whole fish cook through in five minutes, and it opens channels for the glaze. The glaze must be boiling when it hits the fish — a cooled glaze coats the outside and never penetrates, so the flesh tastes plain under a sweet skin. Fry at 180 °C, no cooler (oily, soft skin) and no hotter (burnt outside, raw inside).
Variations
- Smaller fish: a 400 g fish fries in 4 minutes; keep the same glaze (adaptation).
- Less sweet: reduce sugar to 30 g, keeping vinegar at 20 ml, for a sharper glaze — the report's 2:1 balance will shift (adaptation).
Frequently asked questions
Why hold the fish by the tail first?
Ladling oil over it sets the curved, leaping shape before the fish goes fully into the pot; dropped in flat, it fries flat.
Can I pan-fry instead of deep-frying?
A shallow fry in a large pan works but the scored flesh will not open as evenly; keep the oil at 180 °C and turn once (adaptation).
My glaze slid off. Why?
It was not boiling, or the fish had cooled and gone damp. Pour boiling glaze over a just-fried, hot fish.
Storage and freezing
Best eaten immediately; crisp skin softens within minutes under glaze. Leftovers keep 1 day refrigerated; reheat in a hot oven until steaming hot, though the skin will not re-crisp fully. Not recommended for freezing.
Carp Leaping over the Dragon Gate — Recipe Card
Whole carp scored and deep-fried crisp, served leaping with a boiling sweet-sour glaze.
Prep: 15 minutesCook: 10 minutesTotal: 25 minutesServings: 2-3
Ingredients: 600 g carp; 100 ml yellow wine; 30 ml light soy sauce; 10 ml dark soy sauce; 40 g sugar; 20 ml rice vinegar; 20 g ginger; scallion or coriander; 1000 ml frying oil (about 50 ml absorbed).
Steps: 1) Score and marinate 10 minutes. 2) Deep-fry 5-6 minutes at 180 °C. 3) Make glaze 2 minutes. 4) Plate leaping, pour boiling glaze.
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Source note: ingredients, quantities and steps are adapted from the original ClouChef R&D report for 鲤鱼跃龙门 (data/reports/194.md). The report's pricing, margin and marketing sections are deliberately omitted here; no B2B cost is presented as a home-cook cost. The fish substitution, pan-fry variation and safety temperature are home adaptations and are labelled as such. Original poster image: clouchef.com (鲤鱼跃龙门_194.jpeg).