2 C. chopped onions
2 garlic cloves, minced
1 lb. plum tomatoes, coarsely chopped
1 C. loosely packed fresh basil leaves, uncut
1 1/2 T. capers, rinsed well, drained
4 Ahi tuna steaks

Grill tuna steaks. Heat small amount water or broth in large skillet. Add onions, sauté until tender, about 5 minutes. Add garlic, sauté until golden, about 3 minutes. Stir in tomatoes, basil, and capers. Simmer uncovered until mixture thickens, stirring occasionally, about 15 minutes.