In a food processor, pulse together dry ingredients (almond meal, flax meal, coconut flour, baking soda, spices and Swerve no-calorie sweetener).
In a separate bowl, thorough combine pumpkin puree, Ricotta, cream cheese, maple syrup, and vanilla extract.
Pour into processor and mix until well combined.
Add apple cider vinegar and pulse.
Add eggs, one at a time, pulsing after each addition.
Mix in walnuts by hand.
Pour into greased/floured bread pan and bake for about 25 minutes.
Cover with foil and continue to bake another 10 minutes until tooth pick inserted comes out clean.
Cool entirely before slicing.