Recently when I worked with ILSpy I wanted to see the Intermediate Language but I could not find this functionality. So I decided to create a plugin to ILSpy called ILViewer. You can find it on github: https://github.com/kmatyaszek/ILSpy-ILViewer.
You can preview IL code for following members:
This ILViewer plugin functionality you can find in the context menu (menu item with header “Show IL code”):
When you clicked on this menu, a new window shows up with IL code: