Hi shiva p, thanks for your comment.
Do you mean a tutorial on lazy minting or with Solidity code?
Lazy minting tutorial: web3.hashnode.com/how-to-mint-an-nft-a-step-by-stโฆ
Lazy minting is when the creator does not have to pay a gas fee for minting their NFT upfront, using an NFT marketplace like opensea.