mini frittatas — Les Petites Gourmettes

Ingredients

• 12 large eggs
• Salt and freshly ground pepper to taste
• 1 cup cooked and drained chorizo
• 1 cup frozen chopped spinach; thawed, drained and squeezed dry
• 1 bunch green onions, thinly sliced
• 1 cup shredded mozzarella, divided
• 1 tablespoon minced fresh oregano leaves