Butterscotch Refrigerator Cookies
["3 1/2 c. sifted all-purpose flour", "1 tsp. baking soda", "1/2 tsp. salt", "1 c. softened margarine or butter", "2 c. light brown sugar, firmly packed", "2 eggs", "1 tsp. vanilla", "1 c. finely chopped nuts"]
["Sift flour with baking soda and salt.", "Set aside.", "In large bowl of electric mixer, on medium speed, beat butter until fluffy. Add sugar; continue beating, and add eggs and vanilla.", "On low speed, add half of flour mixture until smooth.", "Mix the rest by hand, forming stiff dough.", "Add nuts; mix well."]
["flour", "baking soda", "salt", "margarine", "light brown sugar", "eggs", "vanilla", "nuts"]