Step 1

To make the dressing, combine all the ingredients in a jug or bowl. Whisk it vigorously together until it is emulsified.

Step 2

To make the salad, add arugula leaves, flaked cooked salmon, and a diced avocado to a serving bowl.

Step 3

Gently toss everything together, then drizzle a little of the lemon dressing over the top, leaving extra for guests to add as necessary.