Preheat BBQ with grill bars over high heat. Thread zucchini through pre soaked skewers (if using wooden skewers) in an ‘S’ shape pattern. Once the BBQ is scorching hot, add skewers and avocado to grill bars, ﬂesh side down. Cook for 2 mins until slightly charred and avo begins to warm through. For the zucchini, turn after 2 mins and cook for a further 2 mins to char the other side.
For the Avo Herb Sauce, place all ingredients into a blender and blend until smooth and creamy. Set aside until ready to serve.
Arrange avocado on a large serving platter and place skewers in and around the avocado. Place Avo erb Sauce in a small dish for dipping, and scatter the whole dish with crumbled feta, hazelnuts, olive oil and garnish with herbs.