In a large frying pan, heat the oil over medium heat. Addonions; cook for 3 minutes until onions are tender. Add garlic andcook for 3 to 5 minutes more.
Add chicken and cook, stirring, about 8 minutes, or until chickenis fork tender.
Set aside to cool.
In a large bowl, mix the spinach, cheeses, olives, and pimento;fold in the chicken mixture.
Place the dough, on a large greased baking pan. Spread chickenmixture over the dough leaving an inch border 'clean' along theedges.
Preheat the oven to 375 F.
Roll the long sides towards the center, and fold in the ends.
Place the roll seem-side down on a baking pan. Bake for 1 hour oruntil brown.