The Kingdom of Science will need rations to last them through their voyage to the other side of the world. But Senku, being no professional, burns all the bread he attempts to bake.
It'll ferment on its own and begin bubbling.
.سيتخمر من تلقاء نفسه ويبدأ بالانتفاخ
Fatto questo, fermenterà da solo 
e inizierà a emettere bollicine e schiumare.
Vai fermentar sozinho e 
começar a formar bolhas.
Тесто само по себе начнёт
бродить и вздуваться.