IMUSA Cast Aluminum Caldero Dutch Oven 12 inches / 30cm, 6.9Qt, #9 Grey NSF Certified – GAU-80506. The Imusa cast aluminum Caldero is ideal for cooking rice, browning meats and making your favorite sauces. The Caldero seasons and with time will provide a natural nonstick coating. Our NSF certified Caldero is commercial grade and safe for food contact. The sturdy handles are ideal for handling and can be used in your stove top or even bbq grill. The bakelite handle is cool touch providing you for easy handling when removing the lid.