INGREDIENTS
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Makes 16 2-inch bars For Shortbread Crust
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1 stick unsalted butter, softened
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1/3 cup packed light brown sugar
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1/2 teaspoon pure vanilla extract
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1/2 teaspoon salt
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1 cup all-purpose flour
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For Chocolate Dulce de Leche Layer
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1 cup heavy cream
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1 cup store bought dulce de leche, plus more if you want
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4 large egg yolks
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5 ounces 60%-cacao bittersweet chocolate, finely chopped