Peel the sweet potato, boil it, and mash it.
Add Greek yogurt and cream cheese to the mashed sweet potato and mix well.
Add eggs, stevia, and vanilla extract and mix thoroughly.
Pour the batter into a baking pan lined with parchment paper.
Bake in a preheated oven at 180°C for 25–30 minutes.
Let it cool completely, then refrigerate for at least 2 hours to set.