• 1 1-pound round loaf Italian bread
• 2 tablespoons butter
• 2 tablespoons olive oil
• 2 small onions, chopped
• 2 green onions, chopped
• 1 1/2 pounds mushrooms, sliced
• 4 ounces Gorgonzola cheese, crumbled

Meanwhile, melt butter with oil in heavy medium skillet over medium heat. Add both onions and sauté until golden brown, about 10 minutes. Add mushrooms and cook until tender, about 10 minutes.