Preheat oven to 160c or 320F
Prepare the base by adding biscuits to a food processor and pulsing until fine crumbs are formed
Add 1 egg white and melted light butter and mix until well combined and a slightly wet crumble has formed
Add to a lined springform pan (19 x 6.5cm) and pat down the base with a wet spoon or spatula
Bake for 10-12 minutes, then remove and let it cool down
Whisk cream cheese with a spoon until broken down
Add sweetener, cornstarch and vanilla and mix until well incorporated
Add yogurt,1 whisked egg and 2 whisked egg whites and mix with a whisk until just combined and no clumps remain
Pour onto the base, tap on the countertop to pop any air bubbles, and bake for 30-40 minutes
Let it cool completely on the countertop before wrapping tightly in cling wrap (making sure the wrap touches the cheesecake), and refrigerate for minimum 5 hours or overnight
Cut into 12 slices and serve with fruit, or a dusting of monkfruit icing sugar and enjoy