Cut cauliflower into florets and steam in steamer basket or pot with 1" water and the lid. Pour into 13x9 pan when done, do not leave in pot or steamer as it will continue to cook!
Meanwhile, add enough olive oile to large skillet to saute chopped onion. Add crushed garlic, after 4 mins., then turkey. Break meat into pieces with spatula and cook until no longer pink.
Stir inred pepper flakes, salt, pepper, olives and red sauce, heat and then pour over cauliflower in pan.
Sprinkle panko and half of cheese over top. Broil for a few minutes until browned, sprinkle with remaining cheese and serve.
(adapted from Cooking Light Baked Italian-Style Cauliflower Nov. 2011)