In a small to medium saucepan, combine chopped candy bar with milk or cream. Melt over medium heat, stirring constantly. Remove from heat and create sundaes.
Add a couple of Tablespoons melted candy bar to the bottom of each dessert glass with a squeeze of caramel topping. Place sliced banana halves into each glass.
Add two scoops ice cream, add more melted candy bar, a squeeze of caramel topping and cover with whipping cream.
Place scoop of ice cream on top of whipping cream and add remaining melted candy bar and a squeeze of caramel topping. Place four walnuts on top of whipping cream and top it off with a maraschino cherry.