How do I scare off the jellyfish?

Hint 1 of 7:

Wait until the tanning contest for the item you need.

Hint 2 of 7:

Think punny for this puzzle.

Hint 3 of 7:

Aren't you getting hungry now?

Hint 4 of 7:

How about a sandwich?

Hint 5 of 7:

You should have two ingredients for one -- bread (from the grocery) and
peanut butter (from after that contest).

Hint 6 of 7:

All you need now is a bit of jelly.

Hint 7 of 7:

And the creature guarding the trunk knows that.