Step 1

Preheat a barbecue grill or chargrill on high. Sprinkle both sides of beef with cumin. Season. Drizzle over 2 teaspoons of oil. Cook for 3-4 minutes each side for medium or until cooked to your liking. Transfer to a plate. Cover with foil. Set aside to rest.

Step 2

Combine lemon juice, garlic and remaining oil in a bowl. Place avocado in a bowl. Stir in 2 tablespoons of the lemon mixture and half the coriander. Season.

Step 3

Combine the lentils, chilli and remaining lemon mixture and coriander in a bowl. Season.

Step 4

Chargrill tortillas, in batches, for 30 seconds each side or until lightly charred. Place on a plate and cover with a tea towel to keep warm.

Step 5

Slice beef. Divide tortillas among plates. Top with avocado and lentil mixtures, beef and rocket.