INGREDIENTS
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1 1/4 cup all-purpose flour1/2 cup whole wheat pastry flour or all-purpose flour2 cups granulated sugar3/4 cup cocoa powder, plus more for dusting pans2 teaspoons baking soda1 teaspoon baking powder3/4 teaspoon sea salt1/2 cup butter, melted, plus ex
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FOR THE GANACHE FROSTING:2 tablespoons granulated sugar1 3/4 cup heavy cream1/4 cup butter1 teaspoon vanilla24 ounces chocolate, semi-sweet or dark that you would eat plain