The Heat Diffuser, placed between the heat source and saucepan, eliminates the need to mix foods while cooking because it distributes the heat in a uniform and constant manner.  When in use, foods neither burn nor stick, retaining intact all their vitamin, mineral and protein properties.  In addition, the notched ring on the bottom keeps back the flame and the heat retrieved is channeled towards the central opening with a notable saving of energy.  The Heat Diffuser also prevents the external blackening caused by the flame on the pans, preserving them so shining they sparkle like new.  It is suitable for all types of pots and pans, fits all burners is ideal for pans lacking a double radiant bottom and it is indispensable for those in Pyrex and Terracotta.  The heat Diffuser is supplied with a very practical handle.