WHEN I HEAT UP A MOUSE FOR ANDREW,OFTENTIMES THEY DEVELOP A HOLE IN THEM AND THEIR VISCERA LEAK OUT. WTF AM I DOING WRONG? I PUT EM IN A ZIPLOC BAG AND THEN THE BAG IN A CUP OR BOWL OF HOT WATER. I REALLY DON'T THINK THE WATER TEMP.IS TOO HOT.TY MIKE LONG IN WASKOM TEXAS USA.