Here are several maple fudge recipes from my collection. They are taken from a French cookbook called "Les P'tits Becs Sucres De La Beauce" which, loosely translated, means "Sweets lovers from the Beauce" (the Beauce is a region of southeastern Quebec that is the main maple syrup production center of the province). Here they are:
Cook all ingredients together to the soft ball stage (about 238 degrees F). Remove from heat and stir until the mixture is smooth. Pour into a buttered dish and let cool.