Place two cups of cream in a suitable bowl. Add 1 Tablespoon of vanilla extract, and 2 oz. of granulated sugar. Whisk to dissolve sugar. Pour mixture into a clean, cold whipp-it canister, and screw the lid on tightly.
Insert a NO2 cartrige into the recipticle, and screw on tightly to release gas. Shake well. Store refrigerated for up to four days.