The Chocolate Factory, serving premium subs, croissant sandwiches, soups, salads and ice cream is now open in Lake Geneva at 703 W. Main Street. The Traveling Sundae Factory is another Chocolate Factory favorite serving up to 50 people. About The Chocolate Factory The Chocolate Factory has 10 Wisconsin locations and is owned and operated locally. Their hand scooped Wisconsin-made premium ice cream and housemade hot fudge put The Chocolate Factory on the map in 1972. For the full menu and more Chocolate Factory information, visit the website at TheChocolateFactoryWI.com.