Two to three hours. Pour the melted chocolate into the grinding tool and put it in the refrigerator for 2 to 3 hours to make the chocolate reach 26 degrees, and the chocolate can be solidified and demoulded. Chocolate (also translated as chocolate) is native to Central and South America, and its originator is "xocolatl", which means "bitter water". Its main raw material, cocoa beans, is produced in the narrow strip within the equator latitude 18. When making drinks, it is often called "hot chocolate" or cocoa.