For the olives:

Remove the flesh from the preserved lemon. Cut the lemon into thin strips. cut the lemon strips into ½ inch pieces. Carefully place the preserved lemon pieces into the olives. Store the olves in brine.

For the martini:

Chill a martini glass. In a mixing glass, add the vermouth, gin and orange bitters. Add 6 - 8 ice cubes. Stir for 30 -45 seconds. Strain into the chilled martini glass.