It was not one person but many people used it at the same time and they were "The Mayans"
Cortez
The Aztec were the first to use the cocoa bean as a food resource
I love the taste of cocoa.
The Aztecs, Mayans, Incas, and other ancient native tribes to South America were the first do discover and use cocoa as chocolate.
Any other brand of baking cocoa
A person who loves cocoa can be referred to as a "cocoa enthusiast" or a "chocolate lover." If their passion is specifically for drinking chocolate or hot cocoa, they might be called a "hot chocolate aficionado." Ultimately, the term can vary based on the context of their love for cocoa.
cocoa mix
Cocoa Puffs made its first appearance in 1958
first person who use map
Cocoa powder is used to make hot chocolate.
First person are I, me, my.
The first person to use silver was sio green