Philly Cheesesteak Soup

Ingredients

• 1/2 pound ribeye steak, thinly sliced
• 2 tablespoons olive oil
• 1 medium onion, finely chopped
• 1 green bell pepper, diced
• 1 cup sliced mushrooms
• 3 cloves garlic, minced
• 4 tablespoons butter
• 1/4 cup all-purpose flour
• 4 cups beef broth
• 1 cup heavy cream
• 1 teaspoon Worcestershire sauce
• 1 teaspoon salt
• 1/2 teaspoon black pepper
• 1 cup shredded provolone cheese
• 1 cup shredded cheddar cheese
• Crusty bread or rolls, for serving