How long does it take to fish sheep oil on ice to build a nest?

According to many people who like fishing on the Internet, experience sharing shows that it takes an hour or more to make a nest with sheep oil on ice. So it takes an hour to fish sheep oil on ice to make a nest.

The nesting time in winter is greatly influenced by the mild weather and fish conditions, so we can only take the general winter temperature and the general crucian carp as examples, but not the cold places in the northeast and the warm environment in the south. Let's say it's 5 degrees below zero to 5 degrees above zero. It takes at least an hour to be angry.