Place the tomato paste, apple cider vinegar, maple syrup, sea salt, garlic powder, onion powder, stevia, allspice, purified water, and cayenne pepper (if using) in a food processor or blender.
Blend until mixture reaches desired consistency.
Store in the fridge for up to two weeks.
Recipe by Natural Living Family with Dr. Z & Mama Z at https://naturallivingfamily.com/healthy-homemade-ketchup-recipe/