INGREDIENTS
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2 1/2 cups AP flour (possibly 1/4 more)
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4 Tbl corn starch
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1 cup unsweetened cocoa
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3 tsp baking powder
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1/2 tsp salt
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2 sticks butter, unsalted and very soft
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1 1/2 cups sugar
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2 XL eggs
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2 Tbl sour cream
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1 tsp chocolate extract
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1/2 tsp espresso powder
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1 stick butter, unsalted and room temp
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2 - 2 1/2 cups confectioners’ powder
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1/4 - 1/2 cup unsweetened cocoa
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3 Tbl heavy cream or milk
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1 tsp chocolate extract
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Chocolate sprinkles