01 -
Preheat oven to 175°C and line a cupcake tin with paper liners.
02 -
In a large bowl, whisk together flour, sugar, cocoa powder, baking soda, baking powder, and salt until evenly combined.
03 -
In a second bowl, cream the softened butter using a hand mixer until smooth. Add eggs, milk, brewed espresso, and vanilla extract. Mix until ingredients are well incorporated.
04 -
Gradually add the dry mixture to the wet ingredients, stirring gently until just combined. Avoid overmixing to maintain a tender crumb.
05 -
Divide batter among the prepared cupcake liners, filling each approximately two-thirds full.
06 -
Bake for 18-20 minutes until a skewer inserted into the centre emerges clean. Allow to cool in the pan for 5 minutes, then transfer to a wire rack to cool completely.
07 -
In a large mixing bowl, beat softened butter until smooth and creamy. Gradually add powdered sugar, alternating with heavy cream, until light and fluffy.
08 -
Blend in salted caramel sauce and sea salt, adjusting for preferred balance of sweetness and saltiness.
09 -
Once cupcakes are fully cooled, generously frost with the salted caramel buttercream using a piping bag or offset spatula.
10 -
Drizzle with extra caramel sauce and sprinkle a pinch of sea salt if desired. Serve immediately or store in an airtight container for up to three days.