The ilame sizecma gas burnersh(3ukimatchthe COOkW~r(2YOUare using.NEVERLET THE FLAMEEXTENDUP THE SIDESOFTHE COOKWARE.Any flamelargerthan the bottomof thecookwareis wastedheat andonlyservesto heatthe handles.When using aluminum oraluminum-clad stainless steelpots and pans, adjustthe flamesothecircleit makesis about 1/2inchsmallerthan the bottomof theWhenboiling,use this sameflamesize—1/2inch smallerthan thebottomof the cookware—nomatterwhatthecookwareis madeof. Foodscookjust as quicklyat a gentleboilas theydo at a furiousrollingboil.A highboilonlycreatessteamandcooksawaymoisture,flavorandnutrition.Avoidit exceptforthefewcookingprocesseswhichneeda vigorousboil.Whenfryingor warmingfoodsin stainlesssteel, cast ironorenamelware,keepthe flamedownlower—toabout 1/2the diameterof the pan.Whenfrying in glassor ceramiccookware,lowerthe flameevenmore.AirAnair adjustmentshutterforeachsurfaceburnerregulatesthe flowofair tothe flame.Whenthe rightamountoi’airflowsintothe burner,the flamewillbe steady.relativelyquietandhaveapproximately3/4 inchsharpbluecones.This is usuallythecasewithfactorypresetshutters.Withtoo muchair,theflamewillbe unsteady,possiblywon’tburnallthewayaround,and willbe noisy,soundinglikea blowtorch.Withnot enoughair,youwon’tseeanysharp blueconesintheflame,youmayseeyellowtips,andsootmayaccumulateon cookware.Ai{adjustment shutterToadjusttheflowof airto theburners,loosenthePhillipsheadscrewsand rotatethe shutterstoallowmoreor lessair intotheburnertubesas needed.5Murninurn: Medium-weightcookwareis recommendedbecauseit hea~ quicklyandcveniy.Mostfoodsbrownevenlyin an aluminumskillet.Mineralsin foodandwaterwillstainbutwillnotharmaluminum.A quickscourwithasoap-filledwoolpadafiereachusekeepsaluminumcookwarelookingshinynew.Usesaucepanswithtight-fittinglidsforcookingwithminimumamountsof water.CastIron:If heatedslowly,mostskilletswillgivesatisfactoryresults.Enamelware:Undersomeconditions,the enamelof so.rnecookwaremaymelt.Followcookwaremanufacturer’srecommendationsforcookingmethods.Glass: Thereare twotypesof glassutensils—thoseforovenuseonlyandthosefortop-of-rangecooking(saucepans,coffeeandteapots).Glassconductsheatveryslowly.HeatproofGlassCeramic:Canbe usedfor eithersurfaceor ovencooking.It conductsheatveryslowlyand coolsveryslowly.Checkcookwaremanufacturer’sdirectionsto be sureit can be usedon gasranges.StainlessMeekThismetalalonehaspoorheatingproperties,andis usuallycombinedwithcopper,aluminumor othermetalsforimprovedheatdistribution.Combinationmetalskilletsgenerallyworksatisfactorilyif used atmediumheatas the manufacturerrecommends.