Place a small saucepan on low heat. Pour in the milk and warm it gently. Do not let it boil.

Add the cocoa powder gradually, stirring constantly until mostly smooth.

Add sugar a little at a time, stirring and tasting until it suits your preference.

Add butter or coconut oil and stir slowly until the mixture becomes glossy and thick.

Add a pinch of salt and vanilla essence if using. Stir for 2–3 minutes until silky.

Line a small tray or plate with parchment paper.

Pour the warm chocolate mixture into the tray and spread evenly with the back of a spoon.

Sprinkle nuts, coconut, or dried fruit on top if desired. Press lightly.

Let it cool at room temperature, then refrigerate for 1–2 hours until fully set.

Cut into small squares or break into rustic pieces and enjoy.