– 2 cups all-purpose flour spooned & leveled (250 grams) – ¾ cup unsweetened cocoa powder (65 grams) – 1 ½ teaspoons baking soda – 1 ½ teaspoons baking powder – 1 teaspoon salt – 1 cup granulated sugar (200 grams) – 1 cup packed light brown sugar (200 grams) – ½ cup canola or vegetable oil (120 ml) – 1 cup buttermilk (240 ml)
– 2 large egg – 2 teaspoons pure vanilla extract – 1 cup boiling water (240 ml) – 1 teaspoon instant espresso powder or instant coffee optional but recommended
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