Mini Muffin Frittatas Recipe

Ingredients

• 2 large chard leaves, center ribs removed
• 1 teaspoon salt for the blanching water
• 1 tablespoon butter
• 4 to 6 shiitake mushrooms (1.5 ounces total), minced
• 1/4 cup minced shallots
• 1 tablespoon chopped fresh oregano or 1 teaspoon of dried crumbled oregano
• 2 to 3 tablespoons crumbled feta cheese
• 8 large eggs, beaten
• 1/4 teaspoon kosher salt, more or less to taste
• 1/8 teaspoon ground pepper