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So here I am again, asking for help from the experts. (I come back because I always get such great advice from everyone!)   So, I think I got the hang of tempering in the Mol d'art melter, and now as usual, I have another dilemma. I really would like to use transfer sheets on the top of my truffles and have already got 40 sheets at home to use. I tried them out today, but I had ONE truffle turn o…