Walnut Cookies

Bahan-bahan (24 porsi)

• ½ cup butter (softened)
• 1 cup brown sugar
• 1 egg
• 1 teaspoon vanilla extract
• 2 cups all-purpose flour
• ½ teaspoon baking soda
• ¼ teaspoon salt
• 1 cup walnuts (chopped)
• ½ cup brown sugar
• ¼ cup sour cream