Wendy's Frosty (Sherry K.)

1 can sweetened condensed milk
1 (8 oz) tub Cool Whip
1/2 gallon chocolate milk

Mix all ingredients.
Pour into ice cream maker
Mix for 20 to 30 minutes.

Low Calorie version:

1 c FF milk
2 TBS SF chocolate instant pudding
2 TBS Cool Whip Free
1 tsp vanilla
8 ice cubes

Put all ingredients in bledner and blend until smooth.