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Hamburguesería Don OsoC+Mixed Bag

C/ de Donoso Cortés, 90, Chamberí, 28015 Madrid, Spain · Hamburger restaurant, American restaurant, Fast food restaurant · 4.5/5 Google (4521 reviews)

Delivery · Takeout

Ultra-budget, old-school standing-room burger spot with simple burgers and fries; tasty for the price but frequent service issues, cash-only, and occasional overcharge complaints at this location.

Why it gets a C+ for overall quality

Hamburguesería Don Oso delivers budget-friendly burgers with nostalgic appeal, but inconsistent execution and service friction limit its standing. Food quality shows promise for the price point, yet quality variation, reports of rude counter interactions, and recent cleanliness concerns prevent higher marks. Best suited for late-night locals seeking cheap satisfaction rather than reliable everyday dining.

Restaurant Summary

This tiny Chamberí counter spot feels old-school and no-frills: order at the bar, eat standing, and expect brisk interactions. Fans call it a cheap burger fix after a night out, while others describe rude counter service and cramped space. The cooking is straightforward and comforting—simple beef patties, soft buns, fries, and a few extras. It suits diners seeking classic fast-food flavors rather than gourmet or creative twists. When it hits right, it delivers solid satisfaction for pocket change; when it misses, the burger can feel bland and the bun flimsy. Families will find familiar items like burgers and hot dogs, but the standing-only setup and cash-only policy can complicate visits with kids. Portions are modest and prices low; bring cash, and do not expect high-chair seating or leisurely comfort.

At a Glance

What Sets It Apart

What People Love

Points of Concern

Service & Dining Experience

Service StyleCounter With Seating Average Cost€9-12 per person ReservationsNot required

What to Order

Perfect For

Location Insights

Area: Traditional central neighborhood with students and long-time residents; casual everyday eateries and bars.

Safety: Generally safe, busy streets and good foot traffic; typical central Madrid lighting and upkeep.

Nearby: Near Moncloa/Arguelles university corridors; surrounded by cafes, tapas bars, and small shops.

ChamberíChamberí is characterized by its blend of traditional Madrid life and modern urban living, with a variety of dining options ranging from classic tapas bars to contemporary casual eateries. The atmosphere is relaxed and community-oriented, attracting locals who appreciate quality food in a comfortable setting.
Ríos RosasRíos Rosas is a sub-area within Chamberí known for its lively streets, a good mix of traditional and modern dining venues, and a youthful yet settled population. It offers a friendly neighborhood vibe with accessible dining options including casual burger joints like Hamburguesería Don Oso.

Practical Information

Opening Hours

Monday12:00–00:30 Tuesday12:00–00:30 Wednesday12:00–00:30 Thursday12:00–00:30 Friday12:00–02:00 Saturday12:00–02:00 Sunday12:00–00:30

Available: Delivery, Takeout

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