Polar Treat Staff Explore New Flavors at Dennis Food Service Food Show Expo Want a glimpse at our day at Dennis Food Service Food Show Expo? Take a look below! This spring, the Polar Treat team took a flavorful field trip to the Dennis Food Service Food Show Expo, and it was nothing short of delicious! From fresh culinary innovations to product samples galore, our staff dove into the experience with excitement, energy, and a hunger for inspiration to bring back to the Polar Treat menu. The annual Dennis Food Show Expo is one of the largest food service events