cookware guide
To cook food in the microwave oven, the microwaves must be able to penetrate the food,
without being relected or absorbed by the dish used.
microwave-safe, you do not need to worry.
The following table lists various types of cookware and indicates whether and how they
should be used in a microwave oven.
Microwave-
Cookware
safe
Aluminum foil
✓ ✗
Crust plate
✓
China and
✓
earthenware
Disposable
✓
polyester
cardboard dishes
Fast-food
packaging
Polystyrene cups
✓
containers
Paper bags or
✗
newspaper
✗
or metal trims
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Comments
areas against overcooking. Arcing can occur
if the foil is too close to the oven wall or if
too much foil is used.
Do not preheat for more than 8 minutes.
Porcelain, pottery, glazed earthenware
and bone china are usually suitable, unless
decorated with a metal trim.
Some frozen foods are packaged in these
dishes.
may cause the polystyrene to melt.
May catch ire.
May cause arcing.
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Microwave-
Cookware
safe
Glassware
Oven-to-
✓
tableware
trim.
Fine glassware
✓
Delicate glass may break or crack if heated
suddenly.
Glass jars
Must remove the lid. Suitable for warming
✓
only.
Metal
Dishes
May cause arcing or ire.
✗
Freezer bag twist
✗
ties
Paper
Plates, cups,
For short cooking times and warming.
✓
napkins and
Also to absorb excess moisture.
kitchen paper
May cause arcing.
✗
Plastic
Particularly if heat-resistant thermoplastic.
✓
Some other plastics may warp or discolour
at high temperatures. Do not use Melamine
plastic.
✓
touch the food. Take care when removing
the ilm as hot steam will escape.
Freezer bags
Only if boilable or oven-proof. Should not be
✓ ✗
airtight. Prick with a fork, if necessary.
Wax or grease-
✓
spattering.
proof paper
: Recommended
✓
✓✗
Comments
: Use caution
: Unsafe
✗