Charcoal Baked Dishes! Meat eaters, vegetarians, and other hearty eaters will gladly evaluate our menu! Josper is a closed Spanish charcoal stoked oven, which retains the advantage of a living fire. Josper technology is a unique combination of a traditional grill and an oven.An important advantage of Josper oven is a high temperature (500°C) inside the oven. The heat is evenly distributed and maintained for a long time, which allows cooking a dish in as short a time as possible, preserving an inimitable taste, vitamin and mineral content of the products. After being cooked in Josper, meat and fish acquire a fantastic taste.