Bring 400ml of water to boil. Pour into a bowl add slowly add the contents of one sachet while stirring. Leave to stand for 1 minute and whisk briskly. Add butter to taste. For softer potato add a little more water.
Microwave - From Ambient
Pour 400ml of water into a microwaveable bowl and stir in the contents of one sachet. Heat uncovered at 900 watts for 3 minutes. Stir after each minute during cooking. Add butter to taste.