Walnut Frosties And Topping
["1 c. firmly packed brown sugar", "1/2 c. margarine, soft", "1 tsp. vanilla", "1 egg", "2 c. all-purpose flour", "1/2 tsp. baking soda", "1/4 tsp. salt", "1 c. chopped walnuts", "1/2 c. firmly packed brown sugar", "1/4 c. dairy sour cream"]
["Heat oven to 350\u00b0.", "Cream 1 cup sugar and margarine until light and fluffy.", "Blend in vanilla and egg.", "Gradually add flour, soda and salt to creamed mixture.", "Mix well.", "Shape into 1-inch balls.", "With thumb, make imprint in center of each cookie. Combine topping ingredients and fill each cookie with 1 teaspoonful.", "Bake at 350\u00b0 for 10 to 14 minutes."]
["brown sugar", "margarine", "vanilla", "egg", "flour", "baking soda", "salt", "walnuts", "brown sugar", "sour cream"]