Instructions

  1. Preheat the broiler.
  2. Whisk the eggs, cream, 1/2 teaspoon salt, and pepper in a medium bowl to blend.
  3. Set aside.
  4. Heat the oil and butter in a 9 1/2-inch-diameter nonstick ovenproof skillet over medium heat.
  5. Add the asparagus and saute until crisp-tender, about 2 minutes.
  6. Raise the heat to medium-high.
  7. Add the tomato and a pinch of salt and saute 2 minutes longer.
  8. Pour the egg mixture over the asparagus mixture and cook for a few minutes until the eggs start to set.
  9. Sprinkle with cheese.
  10. Reduce heat to medium-low and cook until the frittata is almost set but the top is still runny, about 2 minutes.
  11. Place the skillet under the broiler.
  12. Broil until the top is set and golden brown on top, about 5 minutes.
  13. Let the frittata stand 2 minutes.
  14. Using a rubber spatula, loosen the frittata from skillet and slide the frittata onto a plate.