"Cookies and Cream Sheet Cake is vanilla (or white) cake filled with pieces of Oreo™ cookies, topped with Oreo™ buttercream!..."
INGREDIENTS
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2 ¾ cups (275 g) cake flour
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2 teaspoons baking powder
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¾ teaspoon kosher salt
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1 cup (2 sticks / 227 g) unsalted butter, (room temperature)
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2 ½ cups (500 g) granulated sugar
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2 teaspoons vanilla extract
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5 large egg whites, (room temperature)
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1 cup whole milk, (room temperature)
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1 ½ cups (162 g) roughly chopped Oreo™ cookies
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1 cup (2 sticks / 227 g) unsalted butter, (room temperature)
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4 cups (500 g) confectioners' sugar, (divided)
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1-3 tablespoons whole milk
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1 ½ cups (162 g) roughly chopped Oreo™ cookies, (divided)