How quickly you start seeing a return on your investment with an industrial toffee-making machine will depend largely on the size and scale of your operation. Generally, it should take anywhere from a few weeks to several months before you start seeing results, depending on how often you use the machine and how well it is maintained. Additionally, things like pricing your product correctly, advertising effectively, and finding reliable distributors can also significantly impact how quickly you will be able to recoup the cost of purchasing the machine.