"Cosmos 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..."
Emilia Jackson
"Cosmo'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..."
Margaret Sylvia Alkerton
"I 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..."
Amber Cubitt
"Mother’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..."
Kim Sanderson
"I loved Cosmos diner! The food was so good and the owner was so nice and friendly. Will definitely be..."
Chloe Arches
"Amazing food, very friendly staff. Been here 3 times already since we moved here. Highly highly..."
Derek Moore
"Favourite breakfast place in Niagara! Excellent food and fast but great customer..."
Amanda Martin
"Great place to have breakfast & it is in Thorold , not St...."
Joan Haley
"Delicious breakfast! Haven't been here in at least 20 years when the original Cosmo owned it!! Will be back for..."
Crissy DelDuca Bowman
"Been there twice in the last month, we just moved down the street. Service is always good and the food is..."
Ashley Nicole
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