"Easy to make and easy to love—a one-bowl recipe with plenty of flair...."
INGREDIENTS
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1½ cups (165 g) powdered sugar, divided
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4 oz. mascarpone, room temperature
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½ cup (1 stick) unsalted butter, room temperature
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2 Tbsp. Kahlúa or other coffee liqueur (optional)
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1 Tbsp. vanilla bean paste or vanilla extract
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2 tsp. Diamond Crystal or 1¼ tsp. Morton kosher salt
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4 tsp. instant espresso powder
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2 cups (250 g) all-purpose flour
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1 tsp. baking powder
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¼ tsp. ground cinnamon
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¼ cup Dutch-process cocoa powder (such as Guittard Cocoa Rouge)