01 -
Preheat oven to 350°F (175°C) and line a 9×13-inch baking pan with parchment paper.
02 -
In a saucepan, combine rhubarb, sugar, and water. Simmer over medium heat for 8 minutes. Stir in cornstarch and cook for an additional 2 minutes until thickened. Set aside to cool.
03 -
Beat cream cheese, icing sugar, and egg together until smooth. Set aside.
04 -
Spread cheesecake filling gently over the pressed crust, ensuring an even layer while being careful not to disturb it.
05 -
Spread the rhubarb mixture evenly over the cheesecake layer.
06 -
Sprinkle the remaining crumb mixture with chopped walnuts on top, pressing lightly.
07 -
Bake for 30 minutes or until the top is golden brown and the cheesecake is set. Let cool completely before slicing.