INGREDIENTS
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3/4 cup (1 1/2 sticks) unsalted butter, at room temperature, plus more to grease the baking pan
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1 1/2 cups cake flour
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2 1/2 teaspoons baking powder
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1 teaspoon kosher salt
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1 1/2 cups whole-milk ricotta cheese
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1 1/2 cups plus 1 table spoon granulated sugar
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3 large eggs
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1 teaspoon pure vanilla extract
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1 orange, zested
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2 tablespoons amaretto Confectioners' sugar, for dusting