A snack similar to Trail Mix however is acquired from the accumulation of lost or dropped food items between couch cushions.
Items are typically: singular french fries, M & M’s or similar candies, assorted crumbs, and identifiable crumbs (Ex: singular Cheeto).
Person 1: Dude! I just pulled my Couch Mix from the last three months, I found a whole onion ring this go-round! Do you want a bag?
Person 2: That’s disgusting! I’ll take two.