 My cookie sheets will not withstand the temps required to bake bisquits without warping.  Robin's recipe recently posted in a Foodletter calls for 450. The recipe on the back of the White Lily flour bag calls for 500!!
   My cookie sheets will not withstand the temps required to bake bisquits without warping.  Robin's recipe recently posted in a Foodletter calls for 450. The recipe on the back of the White Lily flour bag calls for 500!!Can anyone suggest a baking sheet that will handle a very hot oven? Thanks so much for your assitance!!!


