Add the milk and powdered sugar to the mixing bowl. Mix with the mixer until soft peaks form.
Add in the cornstarch and the vanilla. Mix again.
Mix well until the peaks start to stand up on their own smoothly. Do not over mix.
Chill. Store any used whipped cream in the refrigerator.
Notes
Nutritional information is an estimate. It will vary based the brands of ingredients used and on your cooking methods.This keeps for about 5-7 days in a refrigerator. It does not go flat.