INGREDIENTS
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1 1/4 cup all purpose flour
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3/4 teaspoons baking soda
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3/4 teaspoons kosher salt
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1/2 cup packed light brown sugar
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1/2 cup strong coffee (or use instant espresso)
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1/2 cup unsalted butter
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8 ounces bittersweet chocolate, chopped
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1/2 teaspoon vanilla extract
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2 eggs, lightly beaten
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1 cup whole milk
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2 tablespoons unsalted butter, softened
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2 cups confectioners' sugar, sifted
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1 1/2 tablespoon orange zest
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1/2 teaspoon orange extract
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2 teaspoons Cointreau or other orange flavored liqueur
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1 tablespoon mascarpone
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1 - 2 tablespoon milk