Tuna with Tomato and Olive over Polenta

http://www.epicurious.com/recipes/food/views/Farfalle-with-Tuna-Tomatoes-and-Olives-102987

I skipped the pasta and served it over baked sliced polenta.

[edited to add: nine months later, and I still haven't made this again.  There was something too fussy about it, I think I'm in the only one in the family who really enjoyed the strong flavors of the sauce.]