Preheat the oven at 180deg Celsius.
Grease a large sized cake tin and line with baking paper.
Pop the chia seeds into a large bowl and add the boiling water and leave for 5 minutes. Allow the seeds to soak up the water.
In the meantime, sift the flour, spices, baking soda and salt.
Add the sugar to the dry ingredients and combine. Soften any lumps if you have some.
Add the chopped walnuts to the dry mix as well.
To the chia seeds add all the wet ingredients - apple sauce, milk, lemon juice, oil and grated carrot.
Then add the dry ingredients to the wet ingredients and mix gently till combined.
Pour mix into prepared cake tin and bake for 45 minutes. Cake will be cooked when a skewer comes out clean.
Allow cake to cool for at least 10 minutes and then turn out gently onto a cake rack to cool.
Ice with whipped Coconut Cream Frosting or serve cake with frosting on the side as needed. *note
If your cake is frosted you'll need to refrigerate. If you are serving cake without frosting keep in an airtight container at room temperature. Store frosting in the fridge and use as needed.