Rosemary, Black Olive And Sea Salt Focaccia – Simmer + Sauce

Ingredients

• 1 3/4 cups warm water
• 2-1/4 teaspoons active dry yeast
• 1 tablespoon sugar
• 5 cups all-purpose flour, plus more for kneading
• 1 tablespoon kosher salt
• 3/4 cup extra virgin olive oil, divided, plus more for drizzling
• 3/4 teaspoon flaky sea salt
• 3/4 tablespoon fresh rosemary, sprigs removed, finely chopped
• 1 16-ounce can of pitted black olives, cut in half lengthwise