Ingredients

• 2 tablespoons olive oil
  
• 8 tiny new or 3 medium red potatoes, cut into 1/2-inch cubes (about 2-1/2 cups)
  
• 1 large onion, coarsely chopped
  
• 1/2 teaspoon kosher salt or 1/4 teaspoon salt
  
• 1/2 teaspoon freshly ground black pepper
  
• 12 ounces fresh asparagus, sliced into 1-inch pieces (about 2 cups)
  
• 1 cup arugula, baby arugula or baby spinach, slivered or coarsely chopped
  
• 1/4 cup chopped cherry tomatoes or chopped tomato
  
• 1 cup shredded mozzarella cheese (4 ounces)
  
• 12 eggs, lightly beaten
  
• 1 ounce fresh Parmesan cheese, cut into shards
  
• 2 tablespoons white truffle oil, sesame oil or walnut oil (optional)