Node+Express+Jade: Only layout.jade is rendering

I have a route defined as

server.get('/', function (req, res) {
    console.log('INDEX!');
    res.render('index.jade', {
        locals: {
            title: 'Your Page Title',
            description: 'Your Page Description',
            author: 'Your Name'
        }
    });
});

And index.jade is defined as:

div hello world!!

But what I visit http://localhost:8081/ all I see is the layout, no "hello world!". I didn't even extend the layout in my view... why is this happening?

INDEX! is being rendered to my console, so I know it's hitting that route.

Remove the .jade:

res.render('index', {
    locals: {
        title: 'Your Page Title',
        description: 'Your Page Description',
        author: 'Your Name'
    }
});

Also make sure you have your view configuration set correctly:

server.set('views', __dirname + '/views');
server.set('view engine', 'jade');

I needed to add

server.set("view options", { layout: false });

To tell express not to use the default layout automatically. I guess because my view didn't define the content block (used in my layout) none of my content was appearing; only the layout.