01 -
In a mixing bowl, whisk together the flour, cocoa powder, baking powder, baking soda, and salt until well combined.
02 -
In a saucepan, bring the water and sugar to a boil, stirring until the sugar dissolves completely.
03 -
Remove saucepan from heat and stir in chopped dark chocolate and butter until fully melted and smooth.
04 -
Add vegetable oil and vanilla extract to the saucepan. Beat in eggs quickly until incorporated.
05 -
Gradually whisk the dry ingredients into the wet mixture until a smooth batter forms.
06 -
Pour the batter into lined cupcake tins, filling each about 3/4 full. Bake at 350°F (175°C) for 14 minutes or until a toothpick inserted comes out with a few crumbs.
07 -
Allow cupcakes to cool completely before applying chocolate buttercream, drizzling with chocolate sauce, and adding sprinkles as desired.