Ingredients
The following ingredients have 4 Servings
- 3/4 cups all-purpose flour
- 3/4 cups white granulated sugar
- 1/3 cup baking cocoa powder
- 1 teaspoon instant espresso powder
- 3/4 teaspoon baking soda
- 1/2 teaspoon baking powder
- 1/2 teaspoon kosher salt
- 1 large egg
- 1/3 cup plus 1 tablespoon, buttermilk
- 1/3 cup plus 1 tablespoon, warm water
- 2 teaspoons olive oil
- 1 teaspoon vanilla extract
- 3/4 cup unsalted butter (at room temperature)
- 2 cups powdered sugar (sifted )
- 3 ounces dark chocolate or semi-sweet chocolate (melted and cooled)
- 1 1/2 tablespoons heavy cream or milk
- 1 teaspoon vanilla extract
- Flaked sea salt (for topping)
