Baked Cheesecake

Butter a 23cm round spring-form baking tin and line base with greaseproof paper

Crumb biscuits in a food processor

Heat butter and cinnamon gently until butter melts

Pour into crushed biscuits and mix thoroughly

Press mixture into and even layer at base of baking tin (don't compress too much)

Beat cheese until smooth

Add sugar and beat until smooth

Beat in cornflour, vanilla, egg yolks and soured cream

Whisk egg whites separately until stiff

Fold egg whites into cheese mixture

Spoon into tin

Cook at 150°C for 45 to 50 minutes or until golden brown and just firm to a light touch in the centre

Turn off heat and leave in oven until cold (1 to 2 hours)

Chill in fridge for at least 4 hours