Foryoueats: Chocolate-Covered Caramel-Filled Shortbread Cookies (a.k.a. Homemade Twix) Recipe

Ingredients

• For the Shortbread Cookies:
• 2.5 ounces (1/2 cup) steel-cut oats
• 7.5 ounces (1 1/2 cups) all-purpose flour
• 1.5 ounces (1/4 cup) cornstarch
• 3 ounces (2/3 cup) confectioner’s sugar
• 1/2 teaspoon salt
• 7 ounces (14 tablespoons) unsalted butter, cut into tablespoon-sized pats
• For the Caramel Filling:
• 6 ounces (about 3/4 cup) sweetened condensed milk
• 3 ounces (6 tablespoons) unsalted butter
• 4 ounces (about 1/2 cup) white granulated sugar
• 4 ounces (about 1/2 cup) dark brown sugar
• 4 ounces (about 1/2 cup) corn syrup
• 1/4 teaspoon salt
• 2 ounces (about 1/4 cup) water
• 1/2 teaspoon vanilla extract
• For the Chocolate Coating:
• 24 ounces bittersweet chocolate disks, chips, or roughly smashed bars
• Coarse sea salt such as Maldon