Roasted Rainbow Cauliflower

Prep Time

15 minutes

Cook Time

18-20 minutes



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Ninja® Foodi™ 4-in-1 Indoor Grill with 4-Quart Air Fryer (AG300)

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Ninja® Foodi 4-in-1 Indoor Grill with 4-Quart Air Fryer Model #: AG300

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  • 1/2 head (approx. 6 ounces) white cauliflower, cut in 2-inch florets
  • 1/2 head (approx. 6 ounces) purple cauliflower, cut in 2-inch florets
  • 1/2 head (approx. 6 ounces) yellow cauliflower, cut in 2-inch florets
  • 3 tablespoons extra virgin olive oil
  • Kosher salt, as desired
  • Ground black pepper, as desired

Sauce (Optional)

  • 1 tablespoon Asian chili paste
  • 1/4 cup extra virgin olive oil
  • 2 tablespoons rice wine vinegar
  • 3 tablespoons honey
  • 1 tablespoon soy sauce
  • 1 tablespoon fresh cilantro, minced
  • 1/4 cup roasted peanuts, coarsely chopped
  • 1 tablespoon sesame seeds


  1. Insert crisper basket in unit and close hood. Select AIR CRISP, set temperature to 390°F, and set time to 20 minutes. Select START/STOP to begin preheating.
  2. Meanwhile, combine cauliflower, olive oil, salt, and pepper in a large mixing bowl, tossing well to evenly distribute the oil and seasonings.
  3. When the unit beeps to signify it has preheated, place cauliflower in the basket. Close hood and cook for 9 minutes.
  4. After 9 minutes, stir cauliflower with silicone tipped tongs or a spatula. Close hood to continue cooking for 9 more minutes.
  5. Meanwhile, if desired, stir together all sauce ingredients in a large mixing bowl.
  6. After 9 minutes, check cauliflower for doneness and crispiness. If desired, cook up to 2 more minutes.
  7. When cooking is complete, toss cauliflower in the sauce, and serve.

A tip from the Ninja® Kitchen Team

If yellow or purple cauliflower isn’t available, simply substitute classic white cauliflower.

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