• 46 russet potato, scrubbed and dried
• 23 tbsp olive oil
• 11½ tsp kosher salt
• 5¾ tsp black pepper
• 46 tbsp butter, for serving, optional
• 0.7 l sour cream, for serving, optional
• 23 tbsp chives, chopped, for serving, optional

Metric measurements are approximate conversions.