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O'LONG Seasoned Soy Sauce for Seafood 黑龍 蒸魚蔭汁 500ML
O’Long Seasoned Soy Sauce for Seafood (蒸魚蔭汁) — 500ml
O’Long’s ready-to-use finishing sauce for steamed fish and seafood. Where regular soy sauce is too harsh and salty for delicate steamed fish, this seasoned sauce is formulated to complement — sweet-savory, slightly thickened, and balanced to enhance the fish’s natural flavor without overpowering it. Pour directly over freshly steamed fish, then finish with a drizzle of hot oil over fresh ginger and scallion. No MSG, no preservatives. Made in Taiwan by O’Long (黑龍) since 1944.
Product Details
- Volume: 500ml (16.9 fl oz)
- Country of Origin: Taiwan
- Brand: O’Long (黑龍) — San Ying Foods Co., Ltd., Chiayi, Taiwan
- Product type: Seasoned finishing sauce for steamed fish and seafood
- Flavor profile: Sweet-savory, mellow umami — less aggressively salty than regular soy sauce, with a slightly thickened body that clings to fish
- Additives: No MSG, no preservatives, no saccharin, no artificial colors
Why a Dedicated Steamed Fish Sauce?
Regular soy sauce poured directly onto steamed fish creates harsh, salty patches that overpower the fish’s delicate natural sweetness. O’Long’s seasoned sauce is formulated specifically for this application — the salt is dialed back, the sweetness is dialed up, and the body is slightly thickened so it coats the fish evenly rather than pooling on the plate. The result is a cohesive, glossy glaze that enhances rather than masks.
How to Use
- Steam your fish whole or as fillets until just cooked through
- Drain any water that has accumulated on the plate
- Lay fresh ginger slivers and scallion strips over the fish
- Pour O’Long Seasoned Soy Sauce for Seafood generously over the fish
- Heat 2–3 tbsp of neutral oil in a small pan until smoking, then drizzle over the ginger and scallion — the sizzle blooms the aromatics and finishes the dish
- Serve immediately with steamed rice
Suggested Uses
- 🐟 Steamed whole fish: The classic application — sea bass, tilapia, grouper, or any fresh white fish
- 🦐 Steamed seafood: Prawns, scallops, and clams steamed with ginger and finished with this sauce
- 🥪 Cold tofu: Pour over chilled silken tofu with ginger and scallion for a quick, clean appetizer
- 🌿 Blanched vegetables: Drizzle over blanched kai lan, spinach, or asparagus as a light finishing sauce
- 🥟 Dipping: Use as a dipping sauce for steamed dumplings or dim sum where you want a sweeter, more delicate soy flavor
About O’Long (黑龍)
O’Long has been producing fermented soybean products in Chiayi, Taiwan since 1944 — three generations of family ownership and an unwavering no-additives commitment. Best known for their pure-brewed black bean soy sauces, O’Long’s seasoned seafood sauce brings the same craft to a specialized finishing format. HACCP, ISO 22000, and FSSC 22000 certified.

No MSG, no preservatives, no saccharin, no artificial colors. Please check the actual package for full ingredient and allergen information before consuming.