Variations:
Indian - add 1/2 tsp curry and 1/2 tsp cumin powder.
Mexican - add 1 tsp chilli powder, 1 tsp pepper, deseeded and chopped, and 1/2 tsp cumin powder.
Italian - add 1 tsp chopped fresh basil, 1 tsp chopped fresh parsley and 1/2 tsp oregano.