[header] How to make dark chocolate [title] Prepare a small mold or tin. [step] Use a 6-inch by 6-inch (15-cm by 15-cm) tin and line it with wax paper or parchment paper. [substeps] You could use candy molds instead of a tin. 
Most molds do not need to be prepared in any special manner. Just make sure that the molds are clean and dry before use.