Heads Of Beef / Klub Katz - S1-E11
Trivia: The pig who runs the "Burgers Really Cheap" restaurant's name is Jean Bonne, and he says it's French. "Jean Bonne" is likely a deliberate alteration of "jambon". French for "Ham."
Serpent Of The Evil River / The Transplant - S2-E9
Trivia: When the computer is telling Courage about the giant kangaroo monster, the chicken it steps on looks just like the alien chicken from the very first episode of the show. It even has red eyes.
Courageous Cure / Ball Of Revenge - S4-E11
Trivia: This is the last time we see Courage's main enemies other than Eustace. Le Quack is the only one to escape after or during the half time show.
Chosen answer: The episode you are referring to is the finale to Season 1, "The Great Fusilli. The episode description is nearly identical to your description. However, I have not been able to find any source of this being a parody. Perhaps this episode was just an original?
MooCow