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Bruxelles › Grand' Place › Siam Square, Authentic Thai Issan Food
Siam Square, Authentic Thai Issan FoodB+Worth Trying
Rue du Pont de la Carpe 1, 1000 Bruxelles, Belgium
· Thai restaurant
· 4.5/5 Google (631 reviews)
Reservations · Delivery · Takeout · Outdoor seating
Bustling Thai spot near Grand-Place serving bold, mostly authentic flavors at fair prices, with generous portions and quick service; a few complaints about inconsistency and occasional service attitude.
Why it gets a B+ for overall quality
Siam Square delivers authentic Thai flavors with genuine aromatic depth, particularly in pad thai and tom yam, supported by impressively fast service even during busy periods. However, quality varies noticeably between visits—some diners encounter perfectly balanced curries while others report sweetness or oiliness—and a handful of food safety reports create caution. The casual, convenient setting and generous portions appeal to families and neighborhood regulars, but execution reliability falls short of grade A standards.
Restaurant Summary
Tucked near the historic heart of Brussels, this cozy Thai spot hums with lively, casual energy. Plates land fast even when the room is full, and staff often help guests pick the right heat level. One diner summed it up well: "Portions were big, flavors bright, and we left satisfied." Do note there are occasional service mood swings and a few reports of kitchen slip-ups. The cooking leans classic Thai and Isaan—pad thai with proper chew, curries dialed to taste, and tom yam that many call genuinely aromatic. It is more elevated traditional than showy fusion, though the menu also nods to regional neighbors with pho and yen ta fo. When the kitchen is on, the balance of sweet, sour, salty, and heat feels right; when it is not, some find curries a touch sweet or noodles oily. Families will find it approachable: kids tend to gravitate toward fried rice and satay, noodles are easy wins, and spice can be toned down. There is no specific kids menu, but the lineup is naturally kid-friendly. Portions are generous, so sharing works well, though parents should confirm ingredients if strict vegan or allergy needs apply.
At a Glance
- Big portions and quick kitchen even when busy
- Classic Thai flavors with spice customization
- Inconsistent execution on some visits (sweet curries, oily noodles, burnt items)
- Mixed experiences with service warmth and attitude
- A few food safety complaints over time; exercise caution if sensitive
What Sets It Apart
- Isaan staples with custom spice levels
- Generous portions in city center
- Fast kitchen even when busy
What People Love
- Bright, authentic flavors that remind travelers of Thailand
- Hearty portions at fair central-city prices
- Helpful guidance on spice levels
- Fast ticket times even when the room is full
Points of Concern
- Pricing is moderate but central; extras like €1 water reported
- Execution varies—some dishes arrive too sweet, oily, or occasionally overcooked
- A small number of diners reported stomach issues after visits
- Review patterns are consistent with a natural mix; templated owner replies exist but do not suggest coordination
Service & Dining Experience
Service StyleTable Service
Average Cost€30-42 per person
ReservationsRecommended
What to Order
- For vegetarians: Red or green curry with vegetables (€16-18) and Tom Kha (€16).
- For kids: Cashew chicken (€16) or fried rice/omelette Thai (€12).
- Spice lovers: Phad Khimao and green curry ordered extra spicy.
Perfect For
- Casual dinner before exploring Grand-Place
- Spice-seekers wanting adjustable heat
- Group of friends sharing generous plates
- Solo diners needing a quick, satisfying meal
Location Insights
Area: Historic center near Grand-Place, tourist-heavy with steady foot traffic, many casual eateries.
Safety: Generally safe, busy streets and good lighting; typical pickpocket caution in touristic cores.
Nearby: Steps from central sights, bars, chocolate shops, and other Asian restaurants; high visitor turnover.
MarollesMarolles is a lively, eclectic neighborhood characterized by its antique shops, street markets, and a strong working-class heritage. The dining scene is varied, featuring traditional Belgian eateries alongside international and casual dining spots, reflecting the area's multicultural population.
Rue HauteRue Haute is a popular street within Marolles known for its mix of independent boutiques, eateries, and a youthful, creative atmosphere.
Practical Information
Opening Hours
Monday
Tuesday12:00–14:30, 18:00–22:30
Wednesday12:00–14:30, 18:00–22:30
Thursday12:00–14:30, 18:00–22:30
Friday12:00–14:30, 18:00–22:30
Saturday12:00–14:30, 18:00–22:30
Sunday12:00–14:30, 18:00–22:30
Available: Reservations, Delivery, Takeout, Outdoor seating
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