Preheat the oven to 180°C.
Combine Greek yogurt, eggs, oligosaccharide, and vanilla extract in a bowl and mix.
Sift cake flour and baking powder into the mixture and gently stir to combine.
Pour the batter into small cake molds.
Bake in the preheated oven for 25-30 minutes.
Cool and top with your favorite toppings to finish.