Please see the following from epicurious.
puree; purée
[pyuh-RAY]
n. Any food (usually a fruit or vegetable) that is finely
mashed to a smooth, thick consistency. Purees can be
used as a garnish, served as a side dish or added as a
thickener to sauces or soups. puree v. To grind or
mash food until it's completely smooth. This can be
accomplished by one of several methods including
using a food processor or blender or by forcing the
food through a sieve.
Dimitri
Kevin
I forgot to mention, you should skin and de-seed first!
KT