Alternate Grounds Café & Dockside is a seasonal, waterfront restaurant at Sarnia Bay Marina offering outdoor water-top patio dining, a diverse and creative menu (breakfast, brunch, lunch, dinner, cocktails), frequent daily feature specials, live patio music, community events, and seasonal operations with gift certificates available during the off-season.
Last updated on Feb 1st, 2026
Gift certificates for Dockside are available for purchase, allowing you to share the joy of good food and waterfront vibes even while the restaurant is closed for the season.
Join us for the Last Day of the Season Offer at Alternate Grounds Café & Dockside on September 19th, featuring the delicious eggs benny!
Join us for the Season Finale BLOWOUT Party at Alternate Grounds Café & Dockside on September 19, featuring a creative chalkboard menu and live music!
Visit Alternate Grounds Café & Dockside to try the popular Rueben Sandwich, available from 11 AM to 7:30 PM, but hurry—it's known to sell out quickly!
Don't miss your chance to enjoy the Dockside breakfast at Alternate Grounds Café & Dockside, available for just six more days this season!
The Meatball Sub is back at Alternate Grounds Café & Dockside, offering a delicious, limited-time lunch option that promises saucy, cheesy, melty perfection.
The Meatball Sub is back at Alternate Grounds Caf3 & Dockside, offering a delicious, limited-time lunch option that promises saucy, cheesy, melty perfection.
Enjoy the Cuban Sandwich Special at Alternate Grounds Caf1 & Dockside today only, featuring a delicious combination of mojo marinated pork, ham, pickles, Swiss cheese, and yellow mustard on a grilled panini.
Join Alternate Grounds Caf & Dockside for Throwback Lunch Specials on September 10th and 11th, featuring nostalgic comfort food favorites.
Enjoy a delicious dinner featuring Salt and Pepper fried fish with rice pilaff and garlic green beans at Alternate Grounds Café & Dockside on September 10th, 2025.
Join Alternate Grounds Caf3 & Dockside for Taco Tuesday featuring Street Style Chicken and Corn Salsa Tacos, available for lunch and dinner today.
Enjoy a delightful brunch and cocktails at Alternate Grounds Café & Dockside, featuring the only water-top patio in town, open from 9 AM all weekend.
Join us for a festive Holiday Weekend Brunch and Live Music at Alternate Grounds Café & Dockside, featuring delicious food and live performances from 2 PM to 4:30 PM on Saturday and Sunday for just $25 per person!
Enjoy the Thursday Lunch Feature at Alternate Grounds Café & Dockside: a delicious Cajun Chicken Chimichanga available today only, loaded with flavor and toppings!
Join Alternate Grounds Café & Dockside for a Date Night Special on August 25, 2025, where two can dine for just $65, featuring delicious dishes like Korean fried chicken wings and roasted pork belly ramen!
Savor the Lobster Latke Eggs Benny at Alternate Grounds Caf & Dockside, available only on weekends for a limited time don't miss out!
Enjoy the refreshing Aperol Spritz at Alternate Grounds Café & Dockside for the next 28 days—don't miss out on this summer delight!
Tonight, enjoy the Greek Chicken on House-Made Turkish Bread at Alternate Grounds Café & Dockside, featuring a delicious blend of Mediterranean flavors.
Try the Nashville Hot Shrimp Po’boy at Alternate Grounds Café & Dockside, featuring crispy shrimp and zesty toppings, available for a limited time only!
Join us at Alternate Grounds Caf & Dockside on September 19th to celebrate the Last Day of Summer with friends and enjoy the final summer vibes together.
Join us for Taco Tuesday at Alternate Grounds Café & Dockside, featuring Crispy Thai Shrimp Tacos with delicious toppings!
Savor the limited-time Blackend Flat Iron Steak with Garlic Seared Lobster at Alternate Grounds Café & Dockside for just $29.99, available starting August 19, 2025.
Join us tonight for Mama Luisa’s Meatball Lasagna Special at Heritage Heights G & C C, featuring a delicious meal and live music from 6 PM to 9 PM.
Savor the delicious Chicken Florentine Sandwich at Alternate Grounds Caf & Dockside, featuring grilled chicken, saut́d spinach, caramelized onions, Brie, and pesto aioli for just $12.99.
Savor the delicious Southwestern style loaded fries at Alternate Grounds Café & Dockside, featuring chicken, bacon, cheese, and fresh toppings, available for a limited time.