Millionaire's Shortbread | Umami

Ingredients

• 2½ cups (12½ ounces) all-purpose flour
• ½ cup (3½ ounces) granulated sugar
• ¾ teaspoon salt
• 16 tablespoons unsalted butter, melted
• 1 can (14-ounce) sweetened condensed milk
• 1 cup packed (7 ounces) brown sugar
• ½ cup heavy cream
• ½ cup corn syrup
• 8 tablespoons unsalted butter
• ½ teaspoon salt
• 8 ounces bittersweet chocolate (6 ounces chopped fine, 2 ounces grated)