For preserved lemon dressing, combine ingredients in a small bowl and season to taste with sea salt and freshly ground black pepper.
Combine bug tails and olive oil in a bowl, and season to taste. Heat a large frying pan over medium-high heat, add bug meat and cook, turning occasionally, for 3 minutes oruntil golden and just cooked through.
Combine remaining ingredients in a bowl, add bug meat and pan juices, drizzle with dressing, toss gently to combine and serve.
Note Balmain bugs may be replaced with peeled green Moreton Bay bug tails or large peeled green king prawns.