“Changemaker” Series: Chef Jacques Pépin And His Mother’s Foolproof Cheese Soufflé – SIMMER + SAUCE

Ingredients

• 6 tablespoons (3/4 stick) unsalted butter, plus more to butter 6-cup gratin dish
• 6 tablespoons all-purpose flour
• 2 cups cold whole milk
• 1/2 teaspoon salt
• 1/2 teaspoon freshly ground black pepper
• 5 extra-large eggs
• 2 1/2 cups grated Swiss cheese, preferably Gruyére (about 6 ounces)
• 3 tablespoons minced fresh chives