Mix sugar, butter and cocoa in large saucepan. Bring to a boil. Add peanut butter and mix well. Remove from heat and add oatmeal. Drop by spoonfuls onto waxed paper and cool.
Cook sugar, milk, butter and cocoa for 1 1/2 ... and stir in peanut butter and then the vanilla, oatmeal and nuts. Blend well. Spoon ... into squares after cooled.