Meat Stuffed Potato Pancakes (Draniki)

Bahan-bahan (16 porsi)

• 1 1/2 lbs 5 medium potatoes (we used yukon gold), peeled
• 1 medium onion (peeled and divided (use 3/4 for potatoes and 1/4 for meat filling))
• 1 large egg
• 3 Tbsp all-purpose flour
• 1 Tbsp sour cream
• 1 tsp salt (or to taste)
• 1/8 tsp black pepper (or taste)
• Cooking oil (we use light olive oil)
• 1/2 lb ground pork
• 1 Tbsp reserved grated onion (see above)
• 1/4 tsp salt and a pinch of black pepper (or to taste)