Proverbial it may be, the sweet tooth is a genetic trait that runs deep in my family. I have tried but learned long ago that any attempt to suppress a sweet tooth is futile. So I've come up with ways to have dessert without undoing all my efforts at healthy eating. I try only to bake on the weekends - which does not always work out - and portion control - a more feasible approach. Few desserts are more elegant than an expertly assembled black forest cake. The mounds of white, fluffy whipped…