Rich and Tender American Dinner Rolls | America's Test Kitchen

Ingredients

• 1 1/4 cups whole milk
• 2 tablespoons granulated sugar
• 1 package rapid-rise yeast
• 1 large egg , beaten lightly
• 3 1/2 cups unbleached all-purpose flour , plus extra for work surface and dusting rolls
• 1 1/2 teaspoons table salt
• 8 tablespoons unsalted butter (1 stick), cut into 8 pieces and softened