• 58 russet potato, scrubbed and dried
• 29 tbsp olive oil
• 14½ tsp kosher salt
• 7¼ tsp black pepper
• 58 tbsp butter, for serving, optional
• 0.9 l sour cream, for serving, optional
• 29 tbsp chives, chopped, for serving, optional

Metric measurements are approximate conversions.