Pre-heat oven to 150 °C/ 300 °F.
Combine all nuts, seeds and spices, except for the salt and orange zest, into a large bowl.
Melt the coconut oil in a small pan or carefully in the microwave.
Add the sugar-free maple syrup and mix well.
Pour melted ingredients into nut and seed mix and combine thoroughly.
Spread mixture out in an even layer onto a lined baking tray and bake for 60 minutes.
Stir every 15 minutes and keep a close eye on it after the 45 minute mark, it can easily go from toasted to scorched.
Once brown and crunchy, remove from oven and let cool.
While still warm, but not hot, sprinkle sea salt and orange zest over granola and stir through.
Once chilled, transfer into a jar or airtight container and keep at room temperature for up to a month.
If it's not enough, eat 1/2 cup - it will still be very low in carbs!).
Serve with plain full-fat yogurt, unsweetened almond milk, cashew milk or coconut milk.