Toss the cauliflower with olive oil and place in a cookie sheet. Roast in the hot oven for 30 minutes, until start to brown and softening, turning occasionally.
For the Lemon Dressing:
Whisk together all the ingredients in a bowl.
Remove from the cookie sheet and place in a bowl. Mix with the lemon dressing and serve.
Giangi's Kitchen provides nutritional information, but these figures should be considered estimates, as a registered dietician does not calculate them.