Transcript:
Charlie Brown walks up to a house, bag in his hand, and knocks on the door.
Patty appears at the door and he exclaims,“Tricks or treats…money or eats!” She exclaims,“What?!”
He jumps as she shouts,“Get out of here!!! Halloween was yesterday!”
As the door slams in his face, he replies,“I’m still hungry!”
Original comic:



It’s also unusual that he pluralizes the first part, looks like that was more common at first, in the early 20th century:
https://www.sootoday.com/rooted/origin-of-phrase-trick-or-treat-in-print-traced-to-the-sault-6033664
Sounds like there was more regional variation early on and things were still in flux when this comic was made. The references I could find to “money or eats” were from the Midwest, so probably a variant that died out in favor of just “trick or treat”