Step 1 (This is the step one) npm init Step 2 (This is the step 2 install general dependencies) npm i nodemon mongoose dotenv bcrypt jsonwebtoken cookie-parser express Step 3 Make following folders 1) controllers 2) models 3) routes 4) utils 5) .env 6) server.js and then make change in package json file => "scripts": { "start": "nodemon index.js" }, Explore this=>https://github.com/safak/youtube2022/tree/mern-booking/api