Lava Stone Steak Set The Lava Stone Steak Set creates mouth-watering food, for use at home, dinner parties, or a gift. They can be used both indoors and outdoors. Simply preheat the rock in the oven at 550-580F for 1hour or on the gas or electric hob for 30minutes, add your favourite sauces and sizzle away with the hot searing process trapping all the flavours and moisture inside your meat or fish. A wide variety of meat, fish and vegetables can be cooked on the rock. The Lava Stone Steak Set can be used sizzling hot or freezing cold. To heat your rock either place it in the oven for 60minutes or place on your gas or electric hob for 25-30minutes. You can purchase the ROXY12 rock oven (which you can purchase on our website: www.blackrockgrill.com/shop) to heat your rocks up to 440c/824F as they do commercially, thus extending the cook time even further. Using heat proof gloves or our stainless steel shovel /pick (which you can purchase on our website) you can move the rocks safely onto the bamboo board to sit onto of the stainless steel underplate. To Chill your rock place in the freezer for at least 4hrs, serving a variety of desserts! Lava Stone, Bamboo Board, Stainless Steel Underplate, Rectangle Plate. All of the component parts that make up the Lava stone Steak Set have been specially sourced for their suitability. The wooden board must be wiped down while the rock can be washed in water but do not soak the stone. Includes: x1 Lava Stone (20cm x 13cm x 3cm) x1 Porcelain Rectangle Plate (20cm x 10cm x 2cm) x1 Stainless Steel Underplate (22cm x 14.5cm x 1cm) x1 Wooden Board (27cm x 24cm x 3cm) Weight 4kg Each