Pre heat the oven to 180 degrees Celsius.
Using a pestle and mortar, grind the sesame and sea salt to a coarse powder.
Using a pastry brush, dip the brush in the sesame oil and brush the nori sheets with sesame oil, covering the whole sheet with the oil. Place the oiled sheets on baking trays, without overlapping the sheets onto each other. Place in the oven to toast for 5 - 7 minutes.
Remove from the oven and while hot sprinkle with the sesame salt.
Cut into squares and store in an airtight container.
Note: Nori is known as the treasure house of the sea. It contains EPA, a non essential superunsaturated fatty acid, said to be effective in preventing hardening of the arteries, as well as taurine, an amino acid effective in reducing blood pressure, minerals and chlorophyll.