Step 1:
You can also use normal yellow papers
instead of Sticky Notes.

Step 2:
Valley-fold over this line.

Step 3:
Valley-fold in half

Step 4:
Prefold in half

Step 5:
Make an inside reverse fold over these lines.

Step 6:
Open the model by making a valley-fold
over the green line on the left.

Step 7:
Make an inside reverse fold over these
prefolded lines.

Step 8:
Valley-fold over this prefolded line.

Step 9:
Fold over the line on the right first, then over the
line in the middle. And then over the line on the left.

Step 10:
Repeat step 9 on the left.

Step 11:
Mountain-fold on the 4 corners

DONE!
This DIY video also has instructions for
the Origami banana candy:

Sticky Note Origami Banana Candy
This is how to fold small Origami Bananas out of yellow Sticky note papers. More Origami fun on my site https://t.co/dlTNd0a2m9 pic.twitter.com/W1bjQCsrWb

— Joost Langeveld (@LangeveldJoost) July 11, 2020