Cooking frozen foods in the microwave requires a certain amount of finesse: The size and shape of the food in question will determine how quickly it cooks, not to mention the quantity; two tamales, for example, will take longer than one. Also each oven model behaves a little differently. Here are some tips for success:
2. Test for doneness: The easiest way to tell if something is hot enough is to plunge a sharp knife right into the center. Then gently rest the blade against your lip to gauge the temperature.
4. Practice makes perfect: The more you cook a particular food, the better you will come to understand what it needs from you and your microwave.