"Talk about a throwback!..."
INGREDIENTS
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1 and 3/4 cups all-purpose flour
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3/4 cup unprocessed unsweetened cocoa powder (plus more for dusting)
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2 tablespoons baking soda
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1 teaspoon baking powder
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3/4 teaspoon Kosher salt
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1 and 1/2 cups granulated sugar
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1/2 cup brown sugar
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1 cup sour cream
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1/3 cup water
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2 teaspoons vanilla extract
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1/2 cup vegetable oil
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3 large eggs
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cooking spray
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3/4 cup milk (chilled)
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2 tablespoons cornstarch
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1/2 cup unsalted butter (softened)
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1/2 cup granulated sugar
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1 teaspoon vanilla extract
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1/8 teaspoon Kosher salt
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1 (12-ounce) bag semi-sweet chocolate chips
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1 cup unsalted butter (softened)
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1 (8-ounce) package cream cheese (softened)
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2 large egg yolks
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1 teaspoon vanilla extract
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3 cups powdered sugar (sifted)
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1/8 teaspoon Kosher salt