6 ounces fresh, raw ahi tuna (sashimi grade, chilled)
1/4 cup very finely diced English cucumber (peeling optional)
4 teaspoons extra-virgin olive oil
  grated zest of 1 lime
1 tablespoon fresh lime juice
1 jalepeno pepper (very finely minced, or to taste)
2 teaspoons minced fresh mint or fresh basil
1/4 cup tangerine oil or orange oil (optional)
  Sea salt
4 Fresh mint sprigs (as garnish)