Portabello Steaks, Zucchini Chips & Garlic Aioli

A vegetarian mushroom steak dish with air fried zucchini chips
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Prep Time 15 minutes
Cook Time 20 minutes
Course Braai, Culinary Collection, Lunch
Cuisine South African, Vegetarian
Servings 2


Garlic Aioli

  • 1 clove garlic finely grated
  • 125 ml high quality French style creamy mayonnaise
  • 1 tbsp lemon juice
  • pinch of sea salt

Zucchini Chips

  • 4 large zucchini / baby marrow
  • 3 tbsp parmesan cheese finely grated
  • 1 tsp garlic powder

Mushroom Steaks

  • 4 cloves garlic
  • 1 cup mixed fresh herbs, parsley / oregano / mint / basil etc
  • 160 ml olive oil
  • 1 tsp lemon zest
  • 2 tbsp fresh lemon juice
  • 1 tsp chilli flakes
  • pinch of sea salt
  • 4 large portobello mushroom steaks


For the aioli

  • Combine all ingredients in a small bowl and whisk well.
    Season to taste and set aside in the fridge until serving.

For the chips

  • Using a mandoline or very sharp knife, cut the zucchini into very thin rounds.
    Toss in a bowl with a good pinch of salt.
  • Spread the slices out in a single layer on a clean dishcloth for 5 minutes.
    Take another dishcloth and cover them and press gently to extract as much water out of the zucchini as possible. and garlic together.
    Mix sumac and salt together.
  • Heat an air fryer to 180˚C.
    Coat the air fryer basket or tray with cooking / olive oil spray.
  • Add enough zucchini slices to sit in a single layer.
    Sprinkle zucchini with about 1 Tbsp of the grated Parmesan cheese and a little garlic powder. Air-fry until golden-brown, 7 to 8 minutes.
  • Check the chips halfway through. Small chips may brown and crisp before larger ones.
    Transfer the chips to a serving plate. Repeat air frying the remaining zucchini.

For the steaks

  • Preheat a braai on medium high heat.
    Combine all the ingredients except the mushrooms in a small jug.
    Blitz with a stick blender.
  • Place mushrooms steaks on the braai and brush them liberally with the herby garlic oil.
    Braai until tender and lightly charred all over, basting while you cook.
  • Serve mushrooms hot off the braai with a pile of zucchini chips, a good dollop of aioli and some more herb oil on the side.
Keyword braai, vegetarian