Step 1

Mash the avocado with a fork and season. Drizzle with half the lemon juice, then set aside.

Step 2

Heat 1 tbs oil in a large frypan over medium heat. Add the mushrooms, season with pepper and cook, turning, for 6 minutes or until slightly softened. Add remaining 1 tbs oil to the pan with the garlic, thyme, chilli, lemon zest and remaining lemon juice. Cook, turning mushrooms to coat, for 2 minutes, then drizzle over the honey, vinegar and 1/2 tsp salt. Cook, turning, for a further 1 minute or until well coated. Remove pan from heat.

Step 3

Place another frypan over medium heat. Add the haloumi and cook, turning, for 3 minutes or until golden.

Step 4

Divide the avocado among bun bases and top each with haloumi, mushroom, mayonnaise, rocket and bun tops.