Proven Internet Cafe

09/02/2026

Two more days until LDW 🎉
We have special hours for this weekend.

Friday - Sat: 8-3pm
Sunday: 8-2pm
Monday (holiday): 8-noon

We will have specials running all weekend (hint hint ~ fall vibes)

One friendly reminder, our busy hours are between 9:30-11:30am, there may be a line/wait, feel free to grab a seat, walk around and please be patient with our staff! They have been kind enough to work this holiday weekend serving you delicious drinks & food!

See you soon! ☕️

08/12/2026

Check out our weekend specials!!! You won’t want to miss these. 🍪

07/28/2026

The best kind of ASMR.

07/22/2026

Only 7 weekends left this season. Don’t wait until Labor Day to say, “We should’ve stopped at Proven Cafe.”

Open Thursday–Sunday
☀️ Thu & Sun: 8 AM–2 PM
☀️ Fri & Sat: 8 AM–3 PM

07/16/2026

Fresh MI blueberries are even better in a latte 😏🫐 final weekend for our blueberry pancake latte special!

07/14/2026

What a fun and busy weekend at Proven Cafe & Lake Effect! ☀️

Thank you to everyone who stopped by, and a huge thank you to sᴏᴜᴛʜᴡᴇsᴛ ᴍɪ | lash & permanent jewelry artist for joining us with permanent jewelry.

07/11/2026

07/09/2026

Mark your calendars! Our Annual Summer Party is almost here.

Join us Saturday, July 11 starting at 5 PM for an evening with great food, great people, and plenty of summer fun.

Whether you’re a longtime Lake Effect customer or just looking for something fun to do with family and friends, we’d love to see you there.

📍 Lake Effect Marine
67990 M-152, Sister Lakes, MI

FREE admission • All ages welcome. See you July 11!

07/08/2026

THIS SATURDAY!
Join us at Proven Café for permanent jewelry with sᴏᴜᴛʜᴡᴇsᴛ ᴍɪ | lash & permanent jewelry artist from 8 AM–12 PM! Make any purchase from Proven Café and receive 10% off your permanent jewelry. ☕✨

Everyone is welcome! We’ll have a sign-up sheet available when you arrive, so you can grab a coffee, relax, and enjoy your morning while you wait for your turn. We can’t wait to see you!

07/01/2026

Celebrating America with a birthday cake latte this weekend! 🇺🇸