Caramelized Onion Tart with Olives

Name: Caramelized Onion Tart with Olives
Ingredients: Flour for rolling dough; 1 portion pizza dough thawed if frozen, 8 ounces; 1/4 cup cornmeal; 3 tablespoons extra virgin olive oil; 1/2 cup Caramelized Onions (see below); 2 cloves garlic sliced thin; 1 small container anchovies 2.2 ounces, drained and separated; 1/2 cup briny black olives such as nicoise or kalamata pitted and roughly chopped; coarse salt and fresh ground black pepper; 6 tablespoons unsalted butter; 6 lbs. yellow onions peeled, sliced in half lengthwise, sliced 1/4 inch thick; 2 teaspoons coarse salt; 1 tablespoon granulated sugar