gistfile1.js

var u = require('underscore');

var object = {
    varun: {
        curry: {
            rice: {
                dan: "green"
            }
        }
    }
};

var props = "varun.curry.rice.dan".split(".");


var result = u.reduce(props, function(current, property){
        return current[property];
}, object);


console.log(result);