Filipino La Paz Batchoy (Pork Bone Noodle Soup with Liver) Spilled on Carpet: Removing Liver Colour, Pork Broth Fat, Egg Noodle Starch, and Raw Egg

My batchoy included not just pig liver but also pig kidney (bato) and pig heart (puso) — the full Ilonggo offal version. Pig kidney and pig heart have different compositions from liver. Pig kidney is leaner than liver but has a distinctive ammonia-urea aroma from the urea processed by the kidney during life. Pig heart is dense muscle (similar to beef heart) with a high myoglobin content and minimal fat. How do kidney and heart in the batchoy change the stain compared to plain liver batchoy?

La Paz batchoy with full offal (liver, kidney, heart) on carpet — components and modifications: (1) Pig kidney (bato) aroma — pig kidney processes urea in life, and even after thorough cleaning and cooking, trace urea and urea breakdown products (ammonia precursors) can remain. On carpet, kidney in batchoy broth may contribute a faint ammonia-adjacent urea aroma that is distinct from the pork bone broth aroma. Cold water rinsing (three cycles) is appropriate for kidney batchoy (versus two for plain liver batchoy) to flush the higher urea content from the broth. The dilute vinegar step can be extended to 8 minutes (versus the 5 minutes in the patis protocol) to help neutralise any ammonia compounds. (2) Pig kidney colour on carpet — pig kidney has a moderate haem protein content (lower than liver, higher than regular pork muscle). The kidney colour on carpet is a medium brownish-red rather than the very dark of liver. On light carpet, kidney adds to the overall colour load but is addressed by the same two to three H2O2 rounds needed for the liver component. No additional H2O2 rounds are needed specifically for the kidney. (3) Pig heart (puso) stain — pig heart is dense cardiac muscle with very high myoglobin content (cardiac muscle is constantly working, therefore very high myoglobin). On carpet, the pig heart colour is a deep red similar to beef. Cold water immediately (cardiac myoglobin sets rapidly with heat), protease enzyme (20 minutes, cold). The heart myoglobin is addressed by the same protease and H2O2 steps needed for the liver. (4) Three types of offal protein in one spill — with liver, kidney, and heart all present, the protease enzyme step is doing the most work of any single step. Ensure the 20-minute protease enzyme contact time (appropriate for the dense liver protein) is maintained — do not shorten to 15 minutes even though kidney and heart protein may clear faster. (5) Three H2O2 rounds for full offal batchoy — the combination of liver (very dark), kidney (medium dark), and heart (deep red from high myoglobin) creates a dense combined colour load. Three rounds are the safe standard for full offal batchoy on cream or white carpet.

My batchoy was made with sotanghon (glass noodles, mung bean vermicelli) instead of the traditional miki egg noodles — a personal preference because I find glass noodles lighter and less filling. Sotanghon (also called cellophane noodles or bean thread noodles) are made from mung bean starch rather than wheat flour and egg, so they contain no egg and no wheat. The glass noodles also have a transparent, gelatinous texture when cooked (absorbing the broth easily) compared to the opaque, firmer miki. How does sotanghon batchoy differ from miki batchoy on carpet?

Batchoy with sotanghon (glass noodles/mung bean vermicelli) versus miki egg noodles on carpet: (1) Mung bean starch versus wheat starch in noodles — sotanghon contains mung bean starch (a mixture of starch polymers, primarily from mung bean). Amylase enzyme (15 minutes, cold) addresses mung bean starch just as effectively as wheat starch — no change to the amylase step. However, mung bean starch in sotanghon gelatinises at a slightly different temperature from wheat starch in miki, and the cooled gelatinised sotanghon on carpet has a glassy, transparent consistency. Re-hydrating dried sotanghon starch with cold water (1–2 minutes) before applying amylase enzyme may be necessary if the spill dried before treatment. (2) No egg protein or egg yellow from the noodles — miki egg noodles contain egg (egg protein and egg yolk carotenoids that contribute a faint yellow to the noodle stain). Sotanghon contains no egg. With sotanghon batchoy, the egg component of the stain comes only from the separately cracked raw egg at the table (if present), not from the noodle itself. The protease enzyme step addresses egg white from the raw egg (if cracked) and all other protein components — no specific modification is needed for sotanghon versus miki in the protease step. (3) Sotanghon as a broth absorber — glass noodles absorb broth very readily (their transparent, gelatinous texture indicates high water and broth absorption). When sotanghon batchoy spills, each sotanghon noodle piece has absorbed broth containing liver colour, pork fat, and bone broth proteins. The broth release from sotanghon noodles on carpet is similar to the broth release from luglug noodles in palabok — each noodle piece slowly releases absorbed broth. Collect sotanghon noodle pieces quickly (they are easier to collect than thin bihon but more transparent and slippery than miki). (4) The liver, pork fat, raw egg, and chicharron components are unchanged — the same baking soda, protease enzyme, and H2O2 protocol applies regardless of noodle type. The only noodle-related modification is noting that sotanghon starch is mung bean (not wheat) and that no egg is in the noodle component if sotanghon replaces miki.

I added extra chicharron (pork cracklings) to my batchoy — approximately three times the standard serving amount of chicharron as a topping. The extra chicharron was still quite fresh and very oil-saturated (from the double-frying process used to make chicharron). When the batchoy fell, the large amount of oil-saturated chicharron pieces scattered across the carpet and each piece left a significant oil imprint where it landed. The oil from the chicharron spread faster across the carpet pile than the aqueous broth. How does the extra heavy chicharron oil load from three times the standard amount change the fat removal steps?

Batchoy with triple chicharron loading (oil-saturated pork cracklings) on carpet — heavy fat treatment: (1) Fresh, oil-saturated chicharron is the highest-fat topping in any Filipino dish — chicharron (deep-fried twice) is essentially pure rendered pork fat that has re-absorbed frying oil during the double-fry process. Three times the standard chicharron amount means approximately three times the pork fat deposited at each chicharron contact point. (2) Collect chicharron pieces as the first step — the large, flat chicharron pieces are easily visible and should be picked up before any treatment. Each piece removed takes with it a concentrated pocket of pork fat. (3) Four baking soda rounds for heavy chicharron batchoy — standard batchoy requires two baking soda rounds for the combination of pork broth fat and standard chicharron. Triple chicharron loading (heavy, oil-saturated pieces) warrants four baking soda rounds: two rounds at the chicharron contact zones specifically, then two rounds across the broader broth stain. Apply baking soda particularly generously at each chicharron contact imprint — the oil imprint may require pressing the baking soda firmly into the pile with a dry cloth. (4) The broth footprint is separate from the chicharron oil footprint — the aqueous broth will have spread faster along the carpet pile (water is less viscous than fat at the same temperature), but the chicharron oil imprints are more concentrated. Treat them separately: baking soda applied to each chicharron imprint first, then the broader broth zone. (5) Lipase enzyme (if available) as an additional step for heavy chicharron oil — while baking soda addresses the bulk of the pork fat mechanically, lipase enzyme (if available) can break down the residual pork fat molecules that remain after the baking soda rounds. This is optional for standard batchoy but recommended for triple-chicharron batchoy if a residual grease feel remains after four baking soda rounds.

My batchoy was a home-style version where I added a large amount of patis (fish sauce) directly to the bowl before eating rather than the standard small amount — approximately 3 teaspoons of patis poured into the batchoy just before the bowl was knocked over. This created a much more patis-forward aroma in the broth. When the patis-heavy batchoy fell on the carpet, the fish sauce aroma was immediately very strong and spread across a wide area. How does extra patis in the batchoy change the aroma treatment?

Batchoy with extra patis (three times standard fish sauce amount) on carpet — intensified aroma protocol: (1) Higher TMA and biogenic amine load — three times the patis means approximately three times the TMA (trimethylamine), putrescine, cadaverine, and other volatile biogenic amines from the fermented fish sauce. The immediate aroma from a heavy-patis batchoy spill is much stronger than standard. (2) Vinegar rinse: use a stronger dilution for heavy patis — instead of the standard 1 tablespoon white vinegar in 2 cups cold water, use 2 tablespoons white vinegar in 2 cups cold water (1:8 dilution versus the standard 1:16) and extend the contact time to 8 minutes (versus the standard 5 minutes). Blot thoroughly after the extended vinegar contact. (3) Three nights of overnight baking soda — standard batchoy with normal patis requires one overnight baking soda application. Heavy patis batchoy (three times the patis) requires two to three consecutive overnight baking soda applications. The first overnight reaches surface-layer TMA; subsequent nights reach TMA compounds that have wicked deeper into the pile and the backing. (4) Secondary baking soda application during the day — after each overnight application, vacuum the baking soda in the morning and allow fresh air to the zone during the day. Apply a fresh baking soda layer the following evening. The daily fresh-air exposure allows residual TMA to volatilise to the surface where the next overnight baking soda layer can absorb it. (5) The fish sauce aroma in carpet may linger for 48–72 hours even with prompt treatment for triple-patis batchoy. If after three overnight baking soda applications the aroma persists, a professional carpet deodorising treatment using oxidative enzyme formulas (enzymatic odour removers available from cleaning product suppliers) is the next step.