Tonic Drinks & Waters

Loofah, Water Chestnut and Dace Fish Paste Stir-fry

traditionally associated with relieving summer heat, clearing the heart, and providing light, refreshing nourishment

In short: Loofah, Water Chestnut and Dace Fish Paste Stir-fry is a tonic drinks & water that traditionally associated with relieving summer heat, clearing the heart, and providing light, refreshing nourishment. It is most often made for cooling & summer heat, heart & circulation, everyday balance. Total time about 25 min. Key ingredients: water chestnuts, egg white, ginger, garlic.

Prep
15 min
Cook
10 min
Total
25 min
Makes
2–3 servings
Loofah, Water Chestnut and Dace Fish Paste Stir-fry

Why people make this dish

Summer in Hong Kong is hot and heavy, and the appetite naturally turns toward lighter, cooler food. Loofah (si gua) is one of Nourilo’s favourite summer vegetables — tender, mildly fragrant, incredibly versatile. In traditional food thinking, it is cooling and helps the body dissipate accumulated summer heat.

What makes this dish particularly satisfying is the contrast of textures: silky pan-fried fish cakes against the soft loofah and the snap of water chestnuts. Dace fish paste (ling yu hua) is a Cantonese pantry staple — you mix it with egg white, salt, and cornstarch to form small patties that hold together beautifully in the wok. The whole stir-fry comes together in under ten minutes once the prep is done.

Nourilo also notes that loofah has long been used in folk beauty practice — the fresh juice mixed with a little honey makes a gentle face mask traditionally associated with reducing wrinkles and clearing skin congestion.

What studies say about the key ingredients

Traditional use is not the same as clinical proof. Here is the strongest human research we found for each ingredient, limitations included.

  • Ginger · Meta-analysis, 23 studies · 2022
    Overall, acute and delayed nausea and vomiting did not differ significantly between ginger and control groups. A subgroup taking 1 g/day or less for over four days had less acute vomiting (OR 0.30).Limitation: Clinical heterogeneity between trials required subgroup analyses, and the authors state that sufficiently large, high-quality RCTs are still needed.PubMed 36501010 · 3 more ginger studies
  • Garlic · Randomized controlled trial, 120 participants · 2016
    Gamma-delta T and NK cells proliferated better and were more activated than with placebo. The number of illnesses did not differ significantly, but cold and flu severity and missed days were lower.Limitation: Cold and flu outcomes were self-reported in daily diaries, and the dose was a concentrated extract that is not comparable to dietary garlic.PubMed 26764332 · 2 more garlic studies

From the Nourilo Research Library. Findings come from specific doses, extracts and populations and may not apply to a home-cooked recipe.

Safety first — read before you cook

This is a traditional food, not a treatment. Please check with your doctor or pharmacist before making it a regular part of your diet if you:

  • are pregnant or breastfeeding, or are cooking for a young child;
  • take regular medicines — especially blood thinners, blood-pressure, diabetes or immune-suppressing drugs;
  • have a kidney, liver or heart condition, or a known food allergy.

Ingredient notes for this recipe

  • Rice wine / alcohol: This recipe contains alcohol. If you are pregnant or planning a pregnancy, the NHS recommends not drinking alcohol; leave it out or choose another recipe. Source: NHS — Alcohol in pregnancy

Stop eating it and seek advice if you notice an allergic reaction or feel unwell. Safety notes reviewed 8 October 2026 · How we write safety notes

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