Gather cocoa powder, cocoa butter or coconut oil, powdered sugar or sweetener, milk powder, and a pinch of salt
Melt the cocoa butter or coconut oil gently
Mix in the cocoa powder, powdered sugar, milk powder, and salt until smooth
Stir until the mixture is fully combined and glossy
Pour the mixture into a chocolate bar mold or lined tray
Tap the mold lightly to remove air bubbles
Refrigerate until firm
Remove the set chocolate from the mold
Store in a cool, dry place