01 -
Heat your oven to 350°F and line the bottom of two 9-inch cake tins with parchment paper circles.
02 -
Mix flour, sugar, cocoa, espresso powder, salt, baking powder, and soda together using a whisk.
03 -
With a whisk attachment on your mixer, combine oil, vanilla, and eggs until smooth.
04 -
Pour the buttermilk into the wet mix and stir till it fully blends in.
05 -
Slowly add the wet mix into the bowl of dry ingredients, then stir while you pour in the hot coffee.
06 -
Give the batter a whisk till it's silky smooth. This will be a thinner batter than you might expect.
07 -
Split the batter equally between the prepared pans. Use a scale if you want precision.
08 -
Bake for about 23-26 minutes. Use a toothpick to check if it's done—it should come out clean.
09 -
Leave the cakes in their pans to cool fully on a wire tray before taking them out.
10 -
Whip the softened butter with a beater for about 2 minutes until it's nice and creamy.
11 -
Slowly mix in powdered sugar, cocoa, vanilla, salt, and cream.
12 -
Beat the frosting on low first, then turn up the speed to make it fluffy and smooth.
13 -
Trim off the rounded tops of the cakes if you need flat layers.
14 -
Put frosting between the cake layers, then cover the whole outside of the cake with the rest of the frosting.
15 -
Chill the cake in the fridge for 30-60 minutes to let it firm up before cutting.