Everything's Better With Bacon

Everything's Better With Bacon is an Achievement in Halo Wars that is unlocked when you run over 50 Unggoy soldiers with the M12 Warthog in the first mission. The title of this achievement quotes Martin O'Donnell from the Halo 3 Legendary Edition cut scenes' developer commentary.

Tips
The easiest way to do this is to go on Easy or Normal difficulty, and then turn on the Catch Skull and ram every Grunt you see. Do not use Sergeant Forge as the gunner, as he will kill the Grunts quicker than the other Warthogs.