7Cookware GuideITEM MICROWAVE COMMENTSYes for Small strips of foil can be molded around thin parts ofAluminum Foil Shielding meat or poultry to prevent overcooking. Arcing can occuronly if foil is too close to oven wall or door and damage to youroven will result.Browning dishes are designed for microwave cookingBrowning Dish Yes only. Check browning dish information for instructionsand heating chart. Do not preheat for more than 6 minutes.Brown paper bags No May cause a fire in the oven.Dinnerware: Check manufacturers' use and care directions for use inLabeled Yes microwave heating. Some dinnerware may state on the“Microwave Safe” back of the dish, “Oven-Microwave Safe”.Unlabeled Dinnerware ? Use CONTAINER TEST below.Disposable polyester Yes Some frozen foods are packaged in these dishes. Can bePaperboard Dishes purchased in grocery stores.Fast Food Carton No Metal handle may cause arcing.with Metal HandleFrozen Dinner Tray No Metal can cause arcing and damage to your oven.MetalFrozen Dinner Tray Yes Heat only 1 tray in the oven at one time.Microwave safeGlass Jars No Most glass jars are not heat resistant. Do not use forcooking or reheating.Heat Resistant Oven Yes Ideal for microwave cooking and browning.Glassware & Ceramics (See CONTAINER TEST below)Metal Bakeware No Not recommended for use in microwave ovens. Metal cancause arcing and damage to your oven.Metal Twist-Ties No May cause arcing which could cause a fire in the oven.Follow manufacturers' directions. Close bag with the nylontie provided, a strip cut from the end of the bag, or a pieceOven Cooking Bag Yes of cotton string. Do not close with metal twist-tie. Make six1/2-inch (1 cm) slits near the closure.Paper Plates & Cups Yes Use to warm cooked foods, and to cook foods that requirewith supervision short cooking time such as hot dogs.Paper Towels & Napkins Yes Use to warm rolls and sandwiches, only if labeled safe forwith supervision microwave use.Recycled Paper Towels No Recycled paper products may contain impurities which may& Napkins cause sparks.Parchment Paper Yes Use as a cover to prevent spattering. Safe for use inmicrowave, microwave/convection and conventional ovens.Plastic: Should be labeled, "Suitable for Microwave Heating." CheckMicrowave Safe Yes, manufacturers’ directions for recommended uses.Cookware use caution Some microwave safe plastic containers are not suitable forcooking foods with high fat or sugar content. The heat fromhot food may cause the plastic to warp.Plastic, Melamine No This material absorbs microwave energy. Dishes get HOT!Plastic Foam Cups Yes, Plastic foam will melt if foods reach a high temperature. Useshort term only to reheat foods to a low serving temperature only.Use to cover food during cooking to retain moisture andPlastic Wrap Yes prevent spattering. Should be labeled “Suitable forMicrowave Heating”. Check package directions.Yes, Use only for short term reheating and to bring food to a lowStraw, Wicker, Wood short term only serving temperature. Wood may dry out & split or crackwhen used.Thermometers- Yes Use only microwave safe meat and candy thermometers.Microwave safeThermometers- No Not suitable for use in microwave oven, will cause sparksConventional and get hot.Wax paper Yes Use as a cover to prevent spattering and to retain moisture.CONTAINER TESTTO TEST A CONTAINER FOR SAFE MICROWAVE OVEN USE: Fill a microwave safe cup with cool waterand place it in the microwave oven alongside the empty container to be tested; heat one (1) minute at P10(HIGH). If the container is microwave oven safe (transparent to microwave energy), the empty containershould remain comfortably cool and the water should be hot. If the container is hot, it has absorbed somemicrowave energy and should NOT be used. This test cannot be used for plastic containers.