01 - Place grated raw potatoes in a clean kitchen towel and squeeze out excess moisture thoroughly.
02 - In a large bowl, mix grated raw potatoes with mashed cooked potatoes until evenly distributed.
03 - Stir in flour, baking powder, salt, and black pepper. Mix until fully incorporated.
04 - Pour in melted butter and milk, stirring until a thick, cohesive batter forms.
05 - Warm a large skillet or nonstick frying pan over medium heat. Add a small amount of butter to coat the surface.
06 - Drop heaping tablespoons of batter onto the skillet, gently flattening each to form pancake shapes.
07 - Fry for 3-4 minutes per side until golden brown and crispy throughout.
08 - Transfer cooked pancakes to a plate lined with paper towels to absorb excess oil. Serve hot with optional chive garnish.