Toast the whole spices in a dry pan until fragrant
Blend the toasted spices to a powder in a spice grinder
Add the dried thyme and rosemary and blend again
Add the ground nutmeg and blend together
Decant into a jar
Leave about 1 tsp of the blend in the grinder and add 3 tbsp of flaky salt
Blend the salt with the remaining spice to create a 7 spice salt
