The goal is to make a presentation of the Sushiswap - MasterChef code. Written by Chef Nomi, this contract is the main part of this Defi platform. Forked several times by many developers, it is important to understand how it works before forking Sushiswap.
Link to the MasterChef => https://github.com/sushiswap/sushiswap/blob/master/contracts/MasterChef.sol
If you want a first introduction to Sushiswap : https://academy.binance.com/en/articles/your-guide-to-sushiswap