Mashed potatoes with spinach

Boil the potatoes.

In a frying pan put the onion to poach, I have done it over low heat.

Once the potatoes are cooked, make the mashed potatoes with: butter, a little milk, salt and pepper.

When the onion is already poached, add it to the puree.

In the same frying pan in which the onion was cooked, add the garlic and the spinach and salt and pepper. When they are done add the raisins and mix.

Serve.