For baking in the Petromax k4 loaf pan, a total of 8 briquettes (5 on the lid, 3 underneath) are recommended at a temperature of 160–180 °C, and a total of 14 briquettes (9 on the lid, 5 underneath) at 200–225 °C. Thanks to its flat base, the cast iron material is suitable for all types of cooktops, including induction, as well as for use in the oven and over an open fire.