1 lb. cream cheese, softened (low-fat)
2 oz. unsweetened chocolate, melted
1/2 c. Splenda
1 tsp. vanilla
1/2 c. pecans, chopped

Beat all ingredients except nuts until smooth. Line 8 x 8 square pan with foil. Sprinkle nuts on the bottom and fudge on the top. Cover and freeze. Cut into 16 pieces.