Preheat the oven at 340F or 170C.
In a bowl, add all the dry ingredients and mix until well combined.
Add all the wet ingredients and mix until well combined. The batter is quite thick.
Transfer the batter into a 6 inch (15 cm) pan with a removable bottom. Grease and line the pan with parchment paper. Spread evenly.
Bake for 50 to 60 minutes or until a wooden skewer comes out clean.
Cool completely.
Before frosting, trim off the uneven top of the cake.
Scoop the cream cheese frosting onto the top and side of cake. Spread evenly.
Sprinkle with grated carrots on the edge of the cake and top with chopped and roasted walnuts.
DIRECTION FOR CREAM CHEESE FROSTING
n a bowl, mix the softened cream cheese with a spatula until creamy.
Add the powdered sweetener and mix until smooth and creamy.
Add the lemon zest (if using) and mix to combine.
Chill until needed.