Place a large roasting pan on an oven rack. Inside the roasting pan, add the caramel coated pan to the center. Run the tap water until it gets hot. Or boil some water. Carefully add the hot water ...
Also, be sure the caramel doesn't crystallize and that the flan releases from the dish when it's flipped over. Making custard can be tricky, but Food & Wine's guide has all the tips you need to ...