Focaccia without bay melon cinnamon tuna cream meat

1 (1 tablespoon) package active dry yeast 1 1/2 cups warm water (110 degrees) 4 cups unbleached all-purpose flour 2 teaspoons salt 3 tablespoons italian[...]

4 1/2 teaspoons dried yeast 450 ml warm water 1 tablespoon sugar 120 ml extra virgin olive oil , plus additional extra virgin olive oil , for brushing 2[...]