Cosmo's Diner
opens at 08:30 tomorrow
Breakfast & brunch restaurant
Eat. Love. Adventure. Bless. Update description
Reviews
Updates (3)
Review Cosmo's Diner
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Melissa P. 2016-06-01My absolute fave is the Breakfast Poutine... & everythin' else I have tried is amazin', staff is wonderful... very cozy
Chloe A. 2018-06-22I loved Cosmos diner! The food was so good and the owner was so nice and friendly. Will definitely be back!!
Kim S. 2018-05-14Mother’s Day breakfast was our first trip to Cosmos and won’t be our last, enjoyed the kids pancakes, build your own breakfast and stuffed...
Terry C. 2017-10-14Our group of nine was at Cosmos for breakfast this morning at 9:30.
Kevin H. 2015-12-13Went to Cosmos Diner for the first time in 5 plus years. Holy moly has that place gone downhill. Server didnt offer any of us a refill the entire time...
Leena N. 2014-10-07Been going here since high school
Nada B. 2014-06-12Allah yberik ya rab shta2tilak ktiiiiiiir nshalla tkoun bi sa7ah jayde inta w 3ayltak 25tak Nada
Joan H. 1969-12-31Great place to have breakfast & it is in Thorold , not St. Catherine's!!!
Cindy L. F. 1969-12-31The way I see it, you can't go to wrong with breakfast, BUT coffee to me is a big part of it, and it was cold! Yuck!
Crissy DelDuca B. 1969-12-31Delicious breakfast! Haven't been here in at least 20 years when the original Cosmo owned it!! Will be back for sure!
Kate C. 1969-12-31Amazing! Absolutely everything on the menu is fantastic. The comet, the breakfast poutine and the breakfast lasagna are my personal faves. An...
Ashley N. 1969-12-31Been there twice in the last month, we just moved down the street. Service is always good and the food is awesome.
Rylee P. 1969-12-31Great Breakfast & Lunch spot for sure!! I've never been open to trying new foods and Cosmo's has definitely opened my eyes in the variety of foods one...
Emilia J. 1969-12-31Cosmos Diner is the #1 spot in St Catharines for tasty and delicious eats and treats between 8am-3pm Tuesday to Sunday! I've been numerous times and I...
Amanda M. 1969-12-31Favourite breakfast place in Niagara! Excellent food and fast but great customer service
Patti W. 1969-12-31They're rude to pregnant women. Come on seriously.....it's not that big of a deal!!!The waitress needs sensitivity training... instead of yelling she...
Margaret Sylvia A. 1969-12-31Cosmo's is my favourite spot to grab breakfast and catch up with friends! The service is always fast & friendly and the cozy vibe feels like home. I...
Derek M. 1969-12-31Amazing food, very friendly staff. Been here 3 times already since we moved here. Highly highly recommend!
Megan N. 1969-12-31Always a great experience at cosmo's. The customer service is exceptional and the food is delicious. I recommend the breakfast poutine, I've never had...
Amber C. 1969-12-31I absolutely LOVE this place! The service is exceptional - it's very evident that the staff works extremely hard to deliver the best food, and always...
Updates from Cosmo's Diner
Cosmo's D. 2015-03-12
2 more sleeps until the day of #wedded #bliss #Auntie #Maureen and #Uncle #Mic !!!! this song is a definite must to play and #dance #before your #wedding #night
2 more sleeps until the day of #wedded #bliss #Auntie #Maureen and #Uncle #Mic !!!! this song is a definite must to play and #dance #before your #wedding #night
Cosmo's D. 2015-02-13
Okay cats here's the word from the bird ... It was 20 years ago on February 14 that we first opened and back then we had a SPECIAL called the ROCK AROUND the CLOCK! with 2 bacon and 2 sausage and 2 eggs AND! 2 pancakes for $3.99. From February 14 to the
Okay cats here's the word from the bird ... It was 20 years ago on February 14 that we first opened and back then we had a SPECIAL called the ROCK AROUND the CLOCK! with 2 bacon and 2 sausage and 2 eggs AND! 2 pancakes for $3.99. From February 14 to the
Cosmo's D. 2015-02-06
Okay cats here's the word from the bird ... In almost one week Cosmo's will be turning 20! years old! and of course to celebrate we are turning up the delicious meter. So snowboard, ski or skate your way in :) for our NEW SPECIALS like the ITALIAN SAUSAG
Okay cats here's the word from the bird ... In almost one week Cosmo's will be turning 20! years old! and of course to celebrate we are turning up the delicious meter. So snowboard, ski or skate your way in :) for our NEW SPECIALS like the ITALIAN SAUSAG
Popularity of Cosmo's Diner
Social Media Popularity Score: This value is based on the number of visitors, checkins, and likes on Facebook in the last few months.
Most activity in January:
Cosmo's Diner has a total of 943 visitors (checkins) and 632 likes.
7 reviews of Cosmo's Diner.
Average grade
3.9
av 5.
Thorold, Ontario
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