15 Best Coffee Shops in Sarnia

“Brownstones Community Spotlight: Global Donuts If you’re from Sarnia, you already know Global Donuts isn’t just a donut shop, it’s a local institution. Nestled on London Line, this place has earned its cult-classic status for good reason. From the first bite of one of their legendary Pączkis, to the unmistakable freshness of donuts made right on site, you’re tasting a level of craft that’s becoming rare. At the heart of it all is Gus, the kind of owner every community wishes they had. He’s a quiet force of consistency, generosity, and pride proving that when passion meets purpose, the results are unforgettable. We’ve also heard from countless locals about how well he treats his staff, and my own daughter is part of his team, and she’s proud to be there. That speaks volumes. Here’s to Global Donuts: a place that feels like home, delivers like a dream, and reminds us that real community is built one great donut at a time.“

“Catered a holiday event for us with 75 people and the food was absolutely delicious! All staff were so happy with the freshness and variety of great tasting bagels and wraps. Above all else, was the service- friendly and accommodating people that are genuinely happy that you are there!!“

“Blackwater is consistently the best coffee in Sarnia. I have to spend a lot of time in coffee shops around town for work, and this team always knocks it out of the park. If you know what micro-foam is, without a doubt, you should be getting your coffee here.“

“Excellent food. The menu covers everything from breakfast to dinner and dessert. A cozy restaurant with lots of seating and super friendly staff. Highly recommend!“

“This is probably one of the best kept secrets in our community. In this quiet location, is a place called Mine Fresh. Although it is small by fast food standards, it is a Gem! You see, it is both a convenience store, as well as a small but very tasty eat in or take out facility. Just ask Jay, the owner of Mine Fresh, and she will prepare your order fresh made while you wait.

Vegetarian options: Jay serves mostly items that contain beef chicken and more. But do not hesitate to ask her for many options she has available, vegans can enjoy her many friendly options for sure!

Dietary restrictions: Again please ask Jay for her suggestions regarding dietary restrictions. She will accomodate your requests with a number of healthy options for sure!“

“Great casual place to drop in for your fav beverage and a bite.“

“The staff is amazing …. Every one of them ! Always smiles on their faces! I was there at 1125 today and received a delicious cinnamon cake for free with my Coffee! That’s not why I wrote this … but it did make me happy! The staff there is doing a great job … and this is the Least I could do to recognize them! Have a great day! Stop by and see them, even if you don’t like coffee, they will put a smile on your face!“

“constantly the best coffee in town, great staff and always quick. been going here for years. thanks for the morning coffee!“

“I’d like to leave a compliment for an employee who was working the drive-through window on Monday the 15th. I unfortunately didn’t catch her name, but her service was excellent. She had a genuine smile throughout the entire interaction, which really made my day better. I even told her to keep that great smile going.

If the manager or team is reading this, please pass along that I left a review specifically for her. Employees like her truly make a difference and represent Tim Hortons so well.“

“I’m in grade for Miss Martin is the best teacher love the school thanks to all the teachers that taught me and the vice principal and the principal are the bestThank you“

“All is good but plz check your high chair for kids at least twice a day
I know this weather is of insects not management’s fault
But plz check it because when I came their was something on that so I have to carry my baby in my lap
Thnkeww“

“amazing staff, Ambience and great food options. I love to go at this place.“

“Visited this Tim’s for breakfast and found the donuts fresh and the coffee well made. Drive-thru moved efficiently waited only a few minutes and the staff handled orders politely under pressure. The front-of-house and tables were generally clean; fascinating about this particular store is the staff addresses the customer with a smile even in there rush hours. Overall a good spot for a quick grab-and-go or a casual stop or to hangout with friends“

“love this location the staff always thrive to provide 100% customer service. the employees are always sooo friendly and polite keep up with the great energy :)“

“Good service friendly service good food“