Omelet of Tomatoes and Black Olives with Gorgonzola

Name: Omelet of Tomatoes and Black Olives with Gorgonzola
Ingredients: ½ pound tomatoes, peeled, seeded, and diced; ½ teaspoon salt; 1 teaspoon freshly ground black pepper; ¼ cup salt-cured black olives, pitted and coarsely chopped, plus several whole olives for garnish; 6 eggs; 2 tablespoons unsalted butter; 1 ounce Gorgonzola cheese, cut into small pieces