For the donuts 1 cup flour 1/2 cup sugar 1/4 cup natural cocoa powder 1/4 cup mini chocolate chips optional 1/2 teaspoon baking soda 1/4 teaspoon salt 1/2 teaspoon vanilla extract 1 large egg 6 tablespoons sour cream 1/4 cup milk 1/4 cup vegetable oil For the glaze 1 1/2 cups powdered sugar 1/4 cup milk 1 teaspoon vanilla To make the donuts Preheat oven to 375 degrees. In a medium mixing bowl, combine the flour, sugar, cocoa powder, chocolate chips, baking soda, and…