Preparation time: 20 minutes
Cooking time: None
 

1. Trim off both ends of the cucumber and cut it into 3 equal lengths. Cut each piece into thin slices.
2. Peel and pit the avocado and slice each quarter into thin slices.
3. Quarter and seed the tomato; dice the flesh.
4. Cut each slice of smoked salmon into 3 equal strips.

Sauce and presentation

1. In a bowl, whisk together the yogurt, lime juice, salt and pepper. Add the diced tomato.
2. Assemble the lasagne individually, alternating slices of cucumber, avocado, smoked salmon and yogurt sauce.
3. Repeat 3 times for each lasagne. Serve cold.