Helen's Raisin Drop Cookies - A Classic American Recipe

Ingredients

• 1 cup (2 sticks) unsalted butter, softened
• 1 cup granulated sugar
• 1 cup packed light brown sugar
• 2 large eggs
• 1 teaspoon vanilla extract
• 2 cups all-purpose flour
• 1 teaspoon baking soda
• 1/2 teaspoon salt
• 1 teaspoon ground cinnamon
• 2 cups raisins
• 1 cup chopped walnuts (optional)