You will need :
If you will serve it raw, peel the pepper using a vegetable peeler. The peel is not very easy to digest.
Remove the stem and the seeds.
To cut it in rings, hold the pepper firmly and slice it slowly.
To cut it into sticks, first cut the pepper in quarters.
Lay the pieces flat and cut them into sticks.
Pile up the sticks and cut them again to make cubes.
The size of the sticks will determine the size of the cubes.