Banoffee Pie - Three Many Cooks

Ingredients

• 1 can (14 ounces) sweetened condensed milk, label removed
• 1 ¼ cups graham cracker crumbs
• 6 tablespoons sugar, divided
• 5 tablespoons butter, melted
• 2 large (or 3 medium) bananas, sliced
• 1 ½ cups chilled heavy cream
• 1 teaspoon vanilla extract
• ½ cup shaved (or chopped) semi- or bittersweet chocolate