A bland, unappealing dinner.
While the trees may look unappealing, at best they'll just have funny spots on the leaves for a season.
One of the most popular events at these types of parties is to replicate the gross-out stunt in the show by whipping up some unappealing foods and then daring partygoers to eat them.
It looks very unappealing and this seems entirely intentional.
He didn't have enough tape to finish what he had begun, and what he did finish was uneven, crooked, and down right unappealing.
Generally inexpensive compared to other cooking pots, aluminum can negatively react to some acidic foods causing unappealing changes in flavor.