Share 'How can I make my chocolate solid?'

Hi all, I have tried to make milk chocolate about four times now using 2 different recipes. I am very happy with the taste of the chocolate, but the problem is- it will not become solid! I ahve placed batches in the fridge for hours ( even overnight) but when it come out, its still in a viscous liquid state. For the ingredients I use: butter, icing sugar, cocoa powder, milk powder, and vanilla es…