1. It is best to use a wire mesh underneath the roasted corn so that it can be roasted evenly. Taste one corn and brush it with sweet flour sauce or hot sauce.

2. Grill it according to the wire mesh method. Just use an ordinary stove, which is available in major shopping malls that sell charcoal.

3. The charcoal should be poured with fire water. It is best to leave a gap between the charcoal blocks. Change it every 10 minutes before the combustion is stable. Check the charcoal. Add charcoal depending on the size of the pieces, usually 30 minutes.