Soften cream cheese at room temperature, add sugar, mix well, and scrape down the sides.
Beat eggs with vanilla extract, then add to the cream cheese in 5-6 portions, mixing with a whisk each time.
Add cornstarch, then mix in the lukewarm heavy cream in two additions.
Split and add vanilla bean. Lastly, strain the lemon juice before adding it to the batter and place in the pan.
Bake in the oven at 220°C (428°F) for 20 minutes, then leave the oven door open and bake for another 9 minutes.