½ Tbsp olive oil, 1 tsp fresh lemon juice, ½ tsp balsamic vinegar, 1 pinch salt, freshly ground black pepper to your liking
Chop up the tomatoes into little cubes and place in a bowl, including any juices.
1 medium tomato
Quarter the cucumber slices, and add to the bowl.
5 slices cucumber
Slice the spring onion however you like, and add to the bowl.
1 spring onion
Halve the avocado, then scoop out the the flesh. Chop out into little cubes, about the same size as the tomatoes. Place the avocado cubes into the bowl too.
1 avocado
Drizzle the salad dressing all over and very gently mix everything in, just about 3 turns of your spoon/fork will do. We don't want to mash the avocado.