1.Preheat oven to moderately slow, 160°C. Line the base of a 20cm springform pan with baking paper.
2.In a bowl, combine biscuit crumbs and butter, mixing until well combined.
3.Press biscuit mixture firmly into the base of the prepared pan. Sprinkle with berries. Chill for 15 minutes.
4.Make Filling; process all ingredients in a food processor until smooth. Pour over berries in pan, then bake 35-40 minutes, until firm (it may still have a slight wobble, but will firm more on cooling).
5.Cool cake in turned-off oven with the door slightly ajar (to prevent the top from cracking). Serve with strawberries.