Créme Caramel Flan with Dulce de Leche Ice Cream

Ingredients

• 1 cup milk plain
• 2 cups heavy cream
• 1 cup granulated sugar
• 6 large egg yolks
• 5/8 cup dulce de leche
• 1 teaspoon extract vanilla bean
• 1/2 teaspoon sea salt
• 7 15/16 tablespoons granulated sugar
• 2/3 tablespoon water
• 12 large egg yolks
• 1 1/2 cups heavy cream
• 1 1/4 cups milk plain
• 15/16 cup condensed milk
• 1/2 teaspoon sea salt
• 1 vanilla bean pod Tahitian
• boiling water for the bain marie
• 7 tablespoons unsalted butter
• 5 1/4 ounces nut cookies ginger
• 1/2 teaspoon ground cinnamon
• 1 pinch sea salt to taste