Ingredients:
2 cups all-purpose flour
2 teaspoons baking soda
1 teaspoon salt
½ teaspoon baking powder
½ cup unsalted butter at room temperature
1 cup Dutch-processed cocoa powder sifted
½ cup vegetable oil
1½ cups granulated sugar
½ cup packed light brown sugar
3 large eggs at room temperature
1 tablespoon vanilla extract
½ cup sour cream at room temperature
1 cup milk at room temperature
1 cup hot coffee
chocolate buttercream frosting
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