Hot pot in Hong Kong is a year-round religion, but it gets serious between October and March when temperatures drop and the queue outside Megan Hot Pot in Mong Kok spills onto Sai Yeung Choi Street. It is also one of the most aggressively voucher-discounted food categories in the city — and yet most casual diners still pay full sticker because they do not know which platform carries which restaurant, what the blackout pattern looks like, and how the per-person minimum is enforced when you arrive with a voucher in hand.

This guide is the field manual we wish someone had handed us three winters ago. We cover the Mong Kok and Causeway Bay corridors because those two neighbourhoods alone account for something like a third of the city's hot pot voucher volume, and the operators there run the most sophisticated group-buy programmes in the local market.

The Two Corridors at a Glance

Mong Kok is the volume corridor — Sai Yeung Choi Street, Soy Street, Dundas Street, and Portland Street between Argyle and Mong Kok Road. Causeway Bay is the premium corridor — Lockhart Road, Russell Street, Percival Street, and the higher floors of Times Square, Hysan Place and Lee Garden. Both run dense voucher inventory but the price ceilings differ materially.

  • Mong Kok median voucher: HKD 198-298 per person for a-la-carte hot pot, HKD 248-358 for buffet.
  • Causeway Bay median voucher: HKD 288-488 per person for a-la-carte, HKD 388-588 for buffet.
  • Walk-in price differential: usually 20-35% above voucher on weekdays, 30-50% above voucher on Friday and Saturday nights.

Which Platforms Carry Which Brands

KKday and Klook

The two travel-experience platforms have steadily expanded their hot pot inventory from 2023 onward. They now carry roughly 80% of the mid-to-premium hot pot brands across both corridors: Drunken Pot, Megan Hot Pot, House of Hot Pot, Hello Kitty Chinese Cuisine (in Lee Garden), and the new wave of Sichuan operators like Tan Wei. KKday tends to run deeper discounts on weekdays; Klook is more aggressive on weekend dinner slots. Voucher prices on both platforms include the standard 10% service charge — confirm this on the listing page because some merchants quote pre-service and slap the 10% on top at the table.

OpenRice Group Buy

OpenRice has rebuilt its group-buy programme since 2024 and is now the strongest channel for the mid-tier and dai pai dong-adjacent operators. The discounts are smaller — typically 15-25% off sticker — but the inventory is broader and includes a long tail of neighbourhood spots that never make it onto KKday or Klook. For the deeper market context on these platforms, see our best HK group-buying sites and apps rundown.

WeChat HK and Xiaohongshu

The mainland-style livestream layer has started to land hot pot vouchers in Hong Kong through WeChat HK mini-programs and the Xiaohongshu "shop" tab. The prices are sometimes dramatically lower (we have seen 50% off Haidilao for Tuesday lunch) but redemption is fiddly — you typically need to show a WeChat Pay HK or AlipayHK transaction screen rather than a clean QR voucher. Read the redemption screen carefully before you commit.

Restaurant-Direct Pre-Orders

The Megan Hot Pot and Drunken Pot groups both run direct WhatsApp pre-order channels for groups of 8 or more. The discount is rarely advertised but is usually 12-18% versus walk-in on weekdays, and the operator will usually waive the 10% service charge if you pre-pay the full deposit. This is the right tactic for office gatherings of 10-20 people.

The Mong Kok Voucher Map

Megan Hot Pot — Sai Yeung Choi Street

The Megan group has expanded to four Mong Kok locations and runs the most consistent voucher programme in the corridor. The flagship a-la-carte voucher (HKD 268 per person, two soup bases, four meat sets, four vegetable sets, three noodle/dumpling items, one dessert) is on KKday and Klook year-round. Walk-in equivalent is HKD 388-428 depending on the night, so the voucher saves HKD 120-160 per person on a four-person table — roughly HKD 500 saved on a typical Friday dinner. Blackout dates: Lunar New Year week, Christmas Eve, Christmas Day, New Year's Eve.

House of Hot Pot — Soy Street

The premium-positioned Mong Kok option. The Wagyu-and-Ibérico voucher (HKD 488 per person) is the headline; KKday and Klook both carry it. Compare against walk-in pricing of HKD 680-780 for the same combination. The voucher's hidden value is the Wagyu A4 upgrade — at walk-in the same upgrade costs HKD 280 extra, but the voucher quietly includes it. This is one of the cases where the voucher is meaningfully cheaper than even the most aggressive credit-card promotion, so do not skip it.

Tan Wei — Portland Street

Sichuan hot pot with a genuinely numbing málà broth. Vouchers on KKday at HKD 228 per person on weekdays, HKD 268 on weekends. The fine print: the voucher excludes the signature beef tripe and lamb upgrade sets, which together usually add HKD 80-120 per person. Budget accordingly — the all-in voucher meal still comes in 15-20% below walk-in.

The Dai Pai Dong Layer

Mong Kok's traditional hot pot dai pai dong (look for the green-roofed cooked-food stalls around Fife Street and on the Yau Ma Tei side) rarely run formal vouchers. The right tactic here is direct-message pre-orders through Instagram. Most stalls will give a 10-15% discount on pre-paid groups of 6 or more. Pay with FPS or AlipayHK for the extra rebate — the mechanics are covered in our payment-rails guide.

The Causeway Bay Voucher Map

Haidilao — Times Square and Lee Garden

The Sichuan chain's two Causeway Bay outlets are the highest-volume hot pot venues in the corridor. Haidilao's official KKday voucher (HKD 388 per person, two bases, seven ingredient sets, dessert, signature noodle dance) is permanently available. Walk-in equivalent is HKD 528-588 on weekend nights. The hidden bonus: Haidilao includes the manicure-while-you-wait service and the haircut-touch-up at no extra charge regardless of whether you arrived with a voucher. Worth knowing if your queue position is past 90 minutes on a Friday.

Drunken Pot — Lockhart Road

Hong Kong-style hot pot with the signature spinning eight-base pot. Klook voucher at HKD 458 per person includes all eight bases — the walk-in equivalent of the same eight bases is HKD 188 add-on plus HKD 458 base, so the voucher genuinely saves HKD 150-180 per person versus walk-in. This is one of the few hot pot vouchers in HK where the walk-in math does not even come close.

Megan Hot Pot Premium — Lee Garden Two

The Megan group's upscale Causeway Bay flagship runs a separate KKday inventory from the Mong Kok branches. Voucher pricing at HKD 388 per person includes Iberico pork and Wagyu cubes that are extras at the Mong Kok branches. If you can hold the queue (often 60-90 minutes at peak), the Lee Garden Two voucher is roughly 30% cheaper than equivalent walk-in.

Xiabu Xiabu and the Solo Hot Pot Layer

Xiabu Xiabu's individual-pot format has its own voucher economics. KKday lists single-person sets at HKD 168-198 with two soup bases, three meat sets, three vegetable sets and a drink. Walk-in for the equivalent is HKD 218-258. The savings here are smaller in absolute terms but represent the single best lunch-hour hot pot deal in Causeway Bay if you're solo or in a pair.

Buffet vs A-La-Carte: The Real Math

The marketing for hot pot buffet vouchers leans on the unlimited-meat framing, but the actual breakeven is narrow. A typical adult eats:

  • 5-7 meat sets at 100g per set
  • 3-5 vegetable / noodle / tofu sets
  • 1-2 dessert / drink items

Priced a-la-carte at Megan or Drunken Pot, that consumption comes in at HKD 280-360 per person. The buffet voucher at HKD 358-488 is therefore only economically rational if (a) you're a heavy eater who will push past 7 meat sets, (b) you're going at a peak time slot where the a-la-carte voucher has blackout, or (c) you specifically want the premium ingredients (Iberico, A4 Wagyu, geoduck) that the buffet includes and the basic a-la-carte excludes.

The Service-Charge Trap

Hong Kong restaurants legally add 10% service charge to the food and drink subtotal, not to the voucher value. This creates a recurring trap: a HKD 268 voucher actually costs HKD 268 + (10% on the regular menu price the voucher substitutes for), which can add HKD 28-48 per voucher to your final bill. KKday's HK listings have been transparent about this since the 2024 consumer council push, but Xiaohongshu and direct WeChat listings often are not. Always ask the merchant at booking time, in writing.

Blackout Dates and Capacity Caps

The standard hot pot voucher contract in HK 2026 includes:

  • Lunar New Year blackout: typically the eve, days 1-3, and the weekend bracketing days 4-6.
  • Christmas-New Year blackout: Christmas Eve, Christmas Day, New Year's Eve, sometimes New Year's Day.
  • Valentine's Day blackout on premium operators in Causeway Bay.
  • Mother's Day and Father's Day: brunch slots usually blacked out, dinner slots usually fine.
  • Weekend dinner capacity cap: many merchants honour vouchers Fri-Sat dinner only against a daily quota of 10-30 tables.

The blackout calendar overlaps almost exactly with the HK mega-sale calendar — read our mega-sale calendar guide for the year-round shape of HK promotional timing.

The Telegram Group-Order Layer

For groups of 8 or more, there is a faster path: the Telegram and WhatsApp hot pot group-order circles. Several Mong Kok and Causeway Bay merchants offer a flat 15-20% discount on pre-paid bookings through these channels, often above and beyond any voucher platform offer. The mechanics mirror the cross-border 團購 model — see our cross-border 團購 guide for the trust-signal framework. For hot pot specifically, the right trust signals are: a known 團長 (often the restaurant manager themselves), a public Instagram or Facebook page for the restaurant with confirmed reviews, and a clear WhatsApp-based deposit-and-confirmation flow.

Stacking with Payment Rebates and Credit Cards

Hot pot vouchers stack cleanly with payment-method promotions. A typical winning stack in early 2026:

  1. Buy KKday voucher with HSBC Red credit card (4% rebate on online dining at the time of writing).
  2. Redeem voucher at the restaurant; pay the residual service charge and any upgrades with AlipayHK linked to a Citi Prestige (4-5% rebate on dining).
  3. Net effective cost: voucher headline 30% off + 4% card rebate + 4-5% second-card rebate on upgrades = roughly 35-38% off walk-in.

The complete framework for this stacking pattern is in our HK credit-card and group-buy stacking guide. Note that some merchants try to refuse secondary card payment if the booking was made under a voucher — this is not legal under HK consumer protection rules and can be contested with the merchant on the spot.

Watching for Scams

The hot pot voucher market has its own scam patterns. The most common in 2025-2026:

  • Fake KKday lookalikes on Xiaohongshu — sellers post voucher images that look like real KKday listings but link out to WeChat-based sellers. The "voucher" sometimes works on first redemption then gets blacklisted by the real merchant.
  • Closed-restaurant vouchers — operators selling vouchers in the final weeks before closing. Watch for unusually deep discounts (50%+ off) on otherwise mid-tier brands.
  • Per-person minimum surprises — voucher says "per person" but the restaurant enforces a HKD 480 minimum spend per cover regardless of voucher value, on top of the voucher.

For the full scam taxonomy, see our deep-dive on avoiding HK group-buy scams.

Best Hot Pot Vouchers in the Two Corridors Right Now

As of early 2026, the standout offers we'd actually buy:

  • Megan Hot Pot Mong Kok — HKD 268 a-la-carte on KKday for weekday dinner. The most-purchased hot pot voucher in HK for a reason.
  • Haidilao Times Square — HKD 388 on Klook, all weekdays except Friday. The Haidilao service quality alone justifies the price.
  • Drunken Pot Lockhart Road — HKD 458 on Klook for the eight-base pot. The single best premium-tier hot pot voucher in CWB.
  • Xiabu Xiabu solo — HKD 168 lunch on KKday. The under-the-radar solo option in either corridor.

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