1: Preheat the oven and prepare a baking dish.
2: Blend the beetroot until smooth.
3: Mix together the eggs, sweetener, beetroot puree, and vanilla extract.
4: In a separate bowl, combine almond flour, cocoa powder, and baking powder.
5: Gradually combine the wet and dry ingredients until well mixed.
6: Pour the batter into the baking dish.
7: Bake in the oven for about 30 minutes or until a toothpick comes out clean.