Gold Medal Flour Oatmeal Cookie

Ingredients

• 1 cup all-purpose flour
• 1/2 teaspoon baking soda
• 1/2 teaspoon ground cinnamon
• 1/4 teaspoon salt
• 1/2 cup unsalted butter, softened
• 1/2 cup packed brown sugar
• 1/4 cup granulated sugar
• 1 large egg
• 1 teaspoon vanilla extract
• 1 1/2 cups old-fashioned oats
• 1/2 cup raisins (optional)
• 1/2 cup chopped walnuts (optional)