Grilled Pizza - BarbecueBible.com

Ingredients

• 1 envelope active dry yeast (2-1/2 teaspoons)
• 1 teaspoon sugar
• 1-1/4 cups warm water
• 3-1/2 cups unbleached white flour, or more if necessary
• 1-1/2 teaspoons coarse salt
• About 1/4 cup extra-virgin olive oil
• 1 bunch of arugula
• 2 to 3 tablespoons extra-virgin olive oil
• 3 cloves garlic, finely chopped
• 1 large onion, thinly sliced
• Coarse salt and black pepper
• 2 medium-size red ripe tomatoes, cut crosswise into 1/4-inch-thick slices
• 6 ounces fresh mozzarella cheese, thinly sliced
• 1/2 cup pitted black olives (preferably kalamata)
• 2 tablespoons capers, drained
• Extra-virgin olive oil, for grilling the dough