Fizzy, creamy, and totally nostalgic, this Root Beer Float Cake turns the old-fashioned soda fountain treat into a showstopping cake that’s surprisingly simple to make. It combines the classic flavors ...

For the crust: Preheat the oven to 350°F. In a food processor, combine the graham crackers and granulated sugar. Pulse until fine crumbs form. Pour in the melted butter and pulse until the crumbs are ...