Preheat the oven to 325°F (160°C).
Mix crushed biscuits and melted butter in a bowl until combined.
Press the mixture firmly into the bottom of a 9-inch (23 cm) springform pan.
Bake for 10 minutes, then let cool.
In a large bowl, beat the cream cheese until smooth.
Add sugar and mix well.Beat in eggs one at a time, then add vanilla and sour cream/heavy cream.Pour the filling over the cooled crust and smooth the top.
Bake at 325°F (160°C) for 45–50 minutes, until the center is slightly jiggly.
Turn off the oven and let the cheesecake sit inside for 10 minutes to prevent cracking.
Remove from oven and cool completely at room temperature, then refrigerate for at least 4 hours or overnight.
In a small saucepan, combine berries, sugar, and lemon juice.Cook over medium heat for 5–7 minutes until berries soften.
Mix cornstarch with a little water and stir in to thicken.Cool slightly and pour over the chilled cheesecake.Garnish with berries and mint.
Serve and enjoy!Slice the cheesecake and serve with fresh berries if desired.