Roasted Spicy Cauliflower

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4.88 from 8 votes
Prep: 5 minutes
Cook: 25 minutes
Total: 30 minutes

Spicy Cauliflower is the perfect oven roasted, 30-minute side. With only 5 ingredients, it’s easy to prepare this sweet and spicy vegetable.

A white serving bowl of the roasted spicy cauliflower.

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Why this Spicy Roasted Cauliflower Recipe is a Keeper

I love this recipe because it’s the perfect addition to a filling vegetarian dinner! It’s super quick and easy and doesn’t take many ingredients to make the best roasted cauliflower.

  • 30 Minute Side: From start to finish, this side dish will be ready in 30 minutes.
  • Easy Ingredients: You will need just 5 ingredients to make this easy side.
  • Family Friendly: Everyone will love your new recipe for cauliflower with a spicy kick.
  • Adaptable: Feel free to customize this recipe to make it your own!
  • Makes Great Leftovers: Throw leftovers in the fridge to enjoy throughout the week.

Do I Have to Roast the Spicy Cauliflower?

A top shot of the finished vegetable.

Nope! You can sauté the cauliflower in a skillet on the stove top if you wish. Roasting just really makes the cauliflower tender and enhances the flavors that you add. You can even slice the cauliflower into steaks and roast them that way.

Ingredient Notes to Make the Recipe

Cauliflower, soy sauce and hot sauce.

You will need just a few simple ingredients to make this delicious side dish. You might have these ingredients around your kitchen already, but if you don’t they’re super easy to find at the store.

  • Head of Cauliflower: Just one head of spicy roasted cauliflower makes enough for dinner!
  • Sweet Chili Sauce: Sweet chili sauce will give a delicious little spicy sweet taste to this spicy cauliflower.
  • Sriracha Sauce: Sriracha is what is going to give your florets its spice.

See the recipe card below for a complete list of the ingredients with measurements.

Prep Ahead Suggestions for Spicy Cauliflower

It is easy to get ahead a little but when making your spicy cauliflower.

  • Cauliflower: Cut the florets into uniform pieces and keep in the fridge. You can also purchase pre cleaned and cut cauliflower.
  • Sauce: Mix all the ingredients in a small bowl and keep until ready to prepare the dish.

Pro Tip for Cutting Cauliflower into Florets

Cut cauliflower in uniform pieces for optimal cooking.

How to Make Spice Cauliflower Florets

This recipe is super easy to make since it comes together in just 3 simple steps. Once you’ve had cauliflower this way, you’ll never make it another way again.

These are the basic steps for making Roasted Spicy Cauliflower. Refer to the full, printable recipe card below for detailed instructions.

Cutting the cauliflower, roasting on a pan.

1. Preheat Oven and Prep Baking Sheet

First, preheat the oven and heat to 400°F and line a baking sheet with parchment paper or a silicone baking mat. It’s best to use a rimmed baking sheet.

Then cut the cauliflower into florets.

2. Make Sauce and Toss Cauliflower

In a large bowl, combine the two tablespoons chili sauce, sriracha, teaspoons oil and soy sauce until mixed thoroughly. Next, toss the cauliflower florets and stir the cauliflower to coat.

3. Roast Cauliflower until Crisp and Golden

Transfer raw cauliflower pieces to baking sheet and roast for 25 minutes. Cooking time may vary depending on florets thickness but cauliflower is done when fork tender and crispy caramelized brown.

How to Store, Reheat and Use Leftover Spicy Cauliflower

This is one of my favorite cauliflower recipes. You will love the cauliflower and garlic flavor.

  • Storing: Store up to five days in an airtight container.
  • Reheating: Reheat the cauliflower with a little buffalo wing sauce for a tasty treat.
  • Using Leftovers: I love to make a vegan cauliflower taco with this excellent recipe.

Variations and Substitutions for Sweet and Spicy Roasted Cauliflower

There are so many options when it comes to changing up roasted cauliflower. Try making it with different spices or adding some more heat to it.

  • Different Seasoning for Cauliflower: Try to season with salt and pepper, cinnamon, garlic powder, paprika, or ground cumin to put a twist on this spiced cauliflower recipe.
  • Zest: Adding lime zest, lime juice, lemon juice or lemon zest can help enhance the roasted cauliflower flavors.
  • More Heat: Add spice to this side by adding some red pepper flakes or cayenne pepper!

Cut Cauliflower Recipe FAQs to Love this Recipe

What Can I Serve with the Spicy Cauliflower?

There are several fun and easy party foods you can use for game day treats. Try adding:Korean BBQ Wings, Best Blue Cheese Dressing or Pizza Dip.

What is the Best Way to Reheat?

You can reheat in the microwave but I prefer to throw it back into the oven or air fryer to make sure it stays crisp.

Is Cauliflower Good for You?

Yes! Cauliflower is a great way to replace starchy foods like pizza crust, rice and so many others. It has a ton of good nutrients and is packed full of fiber.

Can I Use Frozen Cauliflower in this Dish?

Sure! Make sure to thaw it before using.

A crispy and spicy roasted cauliflower.

Expert Tips for Making This Oven Roasted Cauliflower Recipe

  • Garnish: Finish with some sliced green onion, avocado, cilantro or clove.
  • Sweetness: Use a drizzle of honey or maple syrup to balance the heat in this spicy cauliflower stir-fry.
  • Make Rice Cauliflower: This spicy cauliflower would make a great fried rice to accompany your favorite Asian dish.
  • Double This Recipe: This is a great recipe for a crowd. Simply increase the ingredients proportionately and split it onto two baking sheets before baking.
  • Kick up the Heat: Feel free to add more hot sauce, spicy sauce or chili powder to make it even spicier.
  • Broccoli: If you don’t like cauliflower, no worries! Swap for some pretty spicy broccoli instead in this yummy recipe.
  • Meals: Turn this spicy cauliflower recipe into spicy roasted cauliflower soup or cauliflower tacos!
  • Buffalo Cauliflower: Roast your cauliflower and toss in buffalo ranch to serve buffalo roasted cauliflower as a side dish.

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A white serving bowl of the roasted spicy cauliflower.

Roasted Spicy Cauliflower

4.88 from 8 votes
Spicy Cauliflower is the perfect oven roasted, 30 minute side. With only 5 ingredients, it's easy to prepare this sweet and spicy vegetable.
Prep Time : 5 minutes
Cook Time : 25 minutes
Total Time : 30 minutes
Servings: 4 servings
Course: Side Dish

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Ingredients
 
 

  • 1 head Cauliflower, cut into florets
  • 2 tablespoons Sweet Chili Sauce
  • ½ teaspoon Sriracha
  • 2 tablespoons Canola oil
  • 2 teaspoons Low sodium soy sauce

Instructions
 

  • Preheat oven to 400 degrees.
  • In a large bowl, combine chili sauce, sriracha, oil and soy sauce until mixed thoroughly.
  • Add cauliflower and toss to coat.
  • Line a rimmed baking sheet with parchment paper.
  • Transfer cauliflower to baking sheet, making sure it’s in a single layer. Use two baking sheets if needed.
  • Roast for 25 minutes or until cauliflower is fork tender.

Christina’s Notes

  • Garnish: Finish with some sliced green onion, avocado, cilantro or clove.
  • Sweetness: Use a drizzle of honey or maple syrup to balance the heat in this spicy cauliflower stir-fry.
  • Make Rice Cauliflower: This spicy cauliflower would make a great fried rice to accompany your favorite Asian dish.
  • Double This Recipe: This is a great recipe for a crowd. Simply increase the ingredients proportionately and split it onto two baking sheets before baking.
  • Kick up the Heat: Feel free to add more hot sauce, spicy sauce or chili powder to make it even spicier.
  • Broccoli: If you don’t like cauliflower, no worries! Swap for some pretty spicy broccoli instead in this yummy recipe.
  • Meals: Turn this spicy cauliflower recipe into spicy roasted cauliflower soup or cauliflower tacos!
  • Buffalo Cauliflower: Roast your cauliflower and toss in buffalo ranch to serve buffalo roasted cauliflower as a side dish.
Helpful Tips for All RecipesThese quick tips will help you get perfect results every time.

  • Scale the recipe: Simply adjust the serving size in the recipe card and the ingredients will update automatically.
  • Make your own All Purpose Seasoning: When a recipe calls for All Purpose Seasoning, you can use my homemade All Purpose Seasoning recipe or substitute salt and pepper to taste.
  • Meat doneness: I always use a meat thermometer to test for doneness when cooking meat.
  • Use unsalted butter: I use unsalted butter so I can control the salt level in the recipe.
  • Preheat the oven: Unless otherwise noted, always preheat your oven before baking.

For more helpful information about this recipe, such as variations, substitutions and other pro-tips, check out the blog post.

Nutrition

Calories: 116kcalCarbohydrates: 11gProtein: 2gFat: 7gSodium: 224mgPotassium: 429mgFiber: 2gSugar: 6gVitamin C: 69.6mgCalcium: 32mgIron: 0.6mg
The nutritional information provided are estimates. It is recommended that you verify this information with your own trusted resource.
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5 thoughts on “Roasted Spicy Cauliflower”

  1. 5 stars
    I have a love of cauliflower that is insatiable. This recipe is going in my bookmarks folder. Sweet and spicy is my favorite way to eat cauliflower

    Reply
  2. 5 stars
    Cauliflower is my favorite veggie! I love this recipe as is, roasting with Sweet Chili Sauce is fabulous! I will be making a double batch and ricing some too! Fabulous recipe and my daughter who is now cooking is going to love this also!

    Reply
  3. 5 stars
    This is amazing! I love cauliflower recipes because it is so good for you. This one is super-delicious. Thanks for posting it!

    Reply
  4. 5 stars
    This looks so delicious! I’ve been keeping my eyes open for fresh cauliflower. I have a few recipes I want to try and this one is one of them! Yummy!

    Reply
4.88 from 8 votes (3 ratings without comment)

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