```ruby
require 'sinatra'

class ChefApp < Sinatra::Base

  get '/' do
    erb :index
  end
  
end

#ChefApp.run!

```

Remove whitespace and commented out code.
user
```ruby
require 'sinatra'

class ChefApp < Sinatra::Base

  get '/' do
    erb :index
  end

end

```
assistant