How can I load images on my webpage using mongodb/mongoose?

When a user loads my webpage, I want to load in images just like any other website would, except that the images are stored in my mongo database. I am using mongoose/schemas if it matters. All of my images are small (under 1mb), so I have no need for gridfs. So essentially, when I receive a get request on my server for an image, how can I return an image that I have stored in my mongodb?