A delightful twist on a classic dish.
2 cups dark chocolate chips (70% cocoa or higher)
1 cup sweetened condensed milk
1/2 cup unsalted butter (cut into cubes)
1 cup granulated sugar
1/2 cup heavy cream
1 teaspoon vanilla extract
1/2 teaspoon sea salt (plus extra for topping)
1/2 teaspoon fleur de sel (optional, for garnish)