Step 1

Placed the sliced onion in a small bowl and cover with boiling water. Leave this to sit for a few minutes. Drain and rinse under cold water before patting dry with paper towels.

Step 2

In a large bowl add the mayonnaise, dijon mustard, sugar, apple cider vinegar, onion powder and celery salt, giving it a good mix until the ingredients are all incorporated.

Step 3

Mix the onion in a bowl with the cabbage and carrot, then set aside.

Step 4

Just before serving add the cabbage mixture to the dressing and toss to combine.