Monday

Closed Today

Tuesday

Closed

Wednesday

7 am - 4 pm

Thursday

7 am - 4 pm

Friday

7 am - 4 pm

Saturday

7 am - 4 pm

Sunday

7 am - 4 pm

About

The Famous Cosmos delivers a quintessential diner experience characterized by high-volume griddle cooking and iconic comfort fare. Thick, juicy burgers served with crispy potatoes anchor the menu alongside stacked plates of hearty, grease-slicked staples. The atmosphere thrives on the rhythmic clatter of stainless steel equipment and the constant motion of a bustling open counter. Patrons consume plates of savory meats and golden, buttery sides while perched on fixed swivel stools that define this classic aesthetic. Every serving emphasizes substantial portion sizes and direct, no-nonsense preparation methods that prioritize speed and caloric intensity. This establishment maintains a functional layout where the preparation area remains the primary focal point for all visitors. The core identity rests on consistent execution of traditional griddled items that satisfy demanding cravings through robust flavors and heavy, satiating ingredients.

Reviews for The Famous Cosmos

Food

Service

on Google4.6 (500+)

*as of 2026-08-15

4.7 155 ratings

5★

86%

4★

3★

2★

1★

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Reviews often mention

breakfast(40) counter(9) ndg(9) vibe(9) coffee(8) mash(8) burger(8) greasy(7) spoon(7) seating(7) recommend(7) potatoes(6)

Review Summary

The Famous Cosmos is widely celebrated as a beloved Montreal institution that offers a unique and nostalgic diner experience. Patrons frequently highlight the exceptional quality of the hearty breakfast dishes, including the famous Mish Mash, crispy bacon, and flavorful burgers prepared with evident care and passion. Beyond the food, the restaurant is praised for its electric atmosphere, where the fast-paced, interactive, and welcoming service makes every guest feel like part of the family. While the space is compact and intentionally retains its classic, unpolished charm, the authentic vibe and strong sense of community keep regulars and visitors returning for a genuine and memorable meal.

Page 8 of 11 - 102 Reviews

Leah

5.0

A great diner vibe. Not overpriced. Staff very friendly. Accommodating for English speakers haha! It was great. Reminded me of eating breakfast at my grandparents cabin.

Jul 8, 2024

on Google

Laurette

5.0

All around 1st time good experience, everything I expected.

Jun 23, 2024

on Google

Paulo

5.0

Great diner experience. Great breakfast & amazing burgers. Service was phenomenal. Thnx Mark for the great hospitality & service.For sure will return.

Jun 20, 2024

on Google

Ghost

5.0

100% legit

Jun 9, 2024

on Google

Erik

5.0

Great food, great customer service, classic Montreal breakfast spot. its tiny so get ready to sometimes interact with other customers & the staff! Would give more stars if they were available.

Apr 18, 2024

on Google

Jay

5.0

simply the best

Apr 16, 2024

on Google

Benjel

5.0

Wow!!! This was such a great place! The service was friendly & just amazing! The food as delicious,hot & i left feeling stuffed! The kind of place i would eat weekly!!

Apr 14, 2024

on Google

TRUCK

5.0

Great place good grub fav spot near the library

Apr 11, 2024

on Google

Anita

4.0

A small hole in the wall place. It was much smaller inside than I thought. The staff working greeted us as soon as we walked in the door. They were attentive & friendly. The food was good. Loved the mashed potatoes. Food came out quickly. Besides the place being old & needing some reno, it was pleasant experience. We walked out stuffed!

Apr 11, 2024

on Google

George

5.0

Been going there for over 40 years.

Apr 11, 2024

on Google

The Famous Cosmos

Cosmos breakfast classics and signature burgers define the heart of the neighbourhood.

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Reviews for The Famous Cosmos

Review Summary