nodecbminion.js

var request = require('request');
var app = require('express')();
var results;

function logRes(){
  console.log(results);
}

app.get('/storeData', minion1(req,res){
  readResult(logRes)
});

function readResult(minion3){
  request('http://someroute.com/api', minion2(err, response, body){
    results=body;
    minion3();
  });
}