Bon Appetit's Best Risotto

Ingredients

• 1 Tbsp. kosher salt, plus more
• 6 Tbsp. extra-virgin olive oil
• ½ large white onion, finely chopped (about 1½ cups)
• 2 cups carnaroli rice
• 1 cup dry white wine
• 5 Tbsp. unsalted butter, cut into pieces
• 1¾ cups finely grated Parmesan, divided
• Freshly ground black pepper