The location is, of course, the more people there are, the better, and the street corner or intersection can be used.
There are two kinds of fuels, generally carbon, but the cost is higher, but the taste of carbon roasting is better and it is not easy to operate.
The electric furnace is convenient to operate, but its taste is not good and its later cost is low.
If you set up a stall, you generally don't need to apply for a permit, except to open a shop.
Self-made or custom-made, if it is too troublesome, custom-made, but the cost of custom-made is higher.
The upfront cost is about 3,000.