Goody Girl Potatoes Recipe

Ingredients

• 6 medium Russet potatoes
• 3 tablespoons Unsalted butter
• 3 tablespoons All-purpose flour
• 2.5 cups Whole milk
• 2 cups Sharp cheddar cheese, shredded
• 0.5 cups Parmesan cheese, grated
• 1 teaspoon Garlic powder
• 1 teaspoon Onion powder
• 1.5 teaspoons Salt
• 0.5 teaspoons Black pepper
• 2 tablespoons Fresh parsley, chopped (optional, for garnish)
• 1 as needed Non-stick cooking spray