Make Mashed Potato Pancakes with Your Holiday Feast Leftovers

Ingredients

• 1 large egg white, lightly beaten
• 1 cup mashed potatoes (with added milk and butter)
• 1 tablespoon all-purpose flour
• 2-1/2 teaspoons finely chopped green onion
• 1/2 teaspoon minced fresh parsley
• 1/8 teaspoon salt
• 1/8 teaspoon pepper
• 1 teaspoon butter
• Optional: Shredded cheddar cheese, sour cream, sliced green onions