OREO CHEESECAKE

Ingredients :
(Recipe adapted from here. I did not follow her steps.  I did my own method below.)
 
15 Oreo cookies (I used 1 roll)
8oz pack cream cheese (250g)
50g caster sugar
1/2 teaspoon vanilla extract
1 large egg, lightly beaten, room temperature
60g sour cream (I used 75g) 

  Method:

1. Poured some tap water into a baking tray and preheat oven to 160C.
2. Crushed the oreo biscuits, add some butter and create a oreo biscuit base in a round tin.
3. Whisk cream cheese until smooth.
4. Add in sugar, beat until combined, scrape down the sides of the bowl when necessary.
5. Add in vanilla extract into the egg and mix well.
6. Add in the egg slowly, beat to combine, scrape down the sides of the bowl. 
7. Add in sour cream, beat untill combined. 
8. Pour the cream cheese mixture over the oreo biscuit base in a tin over a water bath for 40mins.  Leave to cool and refrigerate overnight.