01 -
Heat your oven to 350°F. Butter a 9" springform pan and put parchment on the bottom.
02 -
Stir together the brownie mix, 2 eggs, water, and oil as the box says. Spread into pan and cook for 15 minutes till it's firm.
03 -
Whip cream cheese till it's light. Throw in sugar and mix well. Add in flour, vanilla, sour cream, and ¼ cup cream. Gently stir in eggs one by one by hand.
04 -
Pour over the brownie part. Lower oven to 325°F and bake 45 minutes. Switch off oven, leave door shut 20 minutes, then open it a bit for 30 more minutes.
05 -
Let it cool down then stick it in the fridge for 2-3 hours.
06 -
Beat the leftover cream with icing sugar until it forms stiff peaks. Spread on cheesecake and pour chocolate sauce over top.