Keto Garlic Parmesan Cauliflower

Featured in: Quick Dude Dinners

This dish features thick cauliflower slices roasted until golden and crisp, brushed with olive oil and minced garlic. A flavorful topping of Parmesan, smoked paprika, oregano, salt, and pepper adds richness and depth. Roasting enhances the natural sweetness of cauliflower, while fresh parsley adds a bright finish. Ideal for low-carb and vegetarian eating, it can serve as a satisfying side or main element. Easy to prepare and versatile, it pairs well with protein or stands alone as a wholesome vegetable dish.

Updated on Wed, 11 Feb 2026 10:33:00 GMT
Golden roasted cauliflower steaks with a crispy garlic-Parmesan crust, perfect as a low-carb vegetarian main or side dish.  Pin It
Golden roasted cauliflower steaks with a crispy garlic-Parmesan crust, perfect as a low-carb vegetarian main or side dish. | dudesnack.com

My kitchen smelled like burnt garlic one Tuesday when I decided to stop treating cauliflower like a supporting actor in stir-fries. I wanted something with actual presence on the plate, something that could hold its own against a piece of grilled steak. Slicing those florets into thick, sturdy steaks felt like I was finally giving this humble vegetable the respect it deserved. The first time I pulled them from the oven, golden and crackling at the edges, I realized I'd been missing out on what might be the easiest way to make someone fall in love with cauliflower.

A friend who claims to eat nothing but meat and potatoes sat at my table on a random Thursday, and I nervously slid a cauliflower steak onto his plate alongside his ribeye. He ate it without comment for a moment, then looked up and said, "Why does this taste like cheesy chips?" That's when I knew I'd created something special, something that bridges the gap between healthy and craveable.

Ingredients

  • Cauliflower (2 large heads): Choose heads that are dense and firm, as they slice into thicker steaks that won't fall apart during roasting and will actually caramelize instead of steam.
  • Olive oil (3 tbsp): The oil carries the garlic flavor and creates the foundation for that golden, crispy exterior everyone craves.
  • Garlic (3 cloves, finely minced): Don't use a garlic press here; mincing by hand lets you control the size and ensures even browning without scorching.
  • Parmesan cheese (1/2 cup, freshly grated): Pre-grated Parmesan contains anti-caking agents that prevent it from getting creamy and clumpy, so grate it fresh if you can.
  • Smoked paprika (1/2 tsp): This adds a subtle depth that makes people ask what your secret is, and you get to smile mysteriously.
  • Dried oregano (1/2 tsp): The herb that whispers "Italian kitchen" without being loud about it.
  • Sea salt (1/2 tsp): Use sea salt instead of table salt for a cleaner, less harsh taste that lets the cauliflower shine.
  • Black pepper (1/4 tsp, freshly ground): Grind it yourself for maximum flavor; pre-ground pepper loses its bite over time.
  • Fresh parsley (2 tbsp, chopped): Optional but worth it for color and a fresh note that balances the richness of the Parmesan.

Instructions

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Get your oven ready:
Preheat to 425°F and line a baking sheet with parchment paper so nothing sticks and you don't have to scrub for 20 minutes afterward.
Slice your steaks:
Remove the leaves and trim the stems while keeping the heads intact, then cut each cauliflower head into 3-4 thick steaks about 3/4 inch thick. Save any loose florets for roasting alongside the steaks; they'll crisp up beautifully.
Arrange on the sheet:
Spread the cauliflower steaks and florets across your prepared baking sheet in a single layer with a little breathing room between them.
Make the garlic oil:
In a small bowl, whisk together the olive oil and minced garlic, letting the garlic start to soften and release its fragrance. Brush both sides of each cauliflower steak generously with this mixture.
Mix the topping:
In another bowl, combine the Parmesan, smoked paprika, oregano, salt, and pepper until it looks like a savory breadcrumb mixture. Sprinkle this generously over the tops of the cauliflower steaks.
Roast until golden:
Put the baking sheet in the oven for 25-30 minutes, flipping the steaks halfway through so they brown evenly on both sides. You'll know they're done when the edges are crisp and the tops are golden brown.
Finish and serve:
Pull them from the oven, scatter fresh parsley over the top if you have it, and serve while they're still warm and the cheese is at its creamiest.
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Savory oven-baked cauliflower steaks topped with smoky garlic-Parmesan seasoning, ideal for keto and gluten-free diets.  Pin It
Savory oven-baked cauliflower steaks topped with smoky garlic-Parmesan seasoning, ideal for keto and gluten-free diets. | dudesnack.com
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One Sunday, my ten-year-old nephew asked for seconds of cauliflower steaks without being prompted, and his mom looked at me like I'd performed magic. That moment made me realize this dish isn't just about fitting into a low-carb lifestyle; it's about making vegetables so delicious that people actually want to eat them. It's the kind of food that reminds you why cooking matters.

Why This Becomes Your Go-To Weeknight Dinner

There's something deeply satisfying about having a vegetable side that doesn't require any fussing or last-minute scrambling. You prep it while the oven preheats, brush it with garlic oil, sprinkle the topping, and then you can literally walk away. No stirring, no checking every five minutes, no stress. It's the kind of recipe that gives you back time you didn't know you had.

The Swap Options That Keep Things Fresh

If dairy isn't in your plans, nutritional yeast creates a savory, slightly nutty crust that's surprisingly close to the real thing, though the texture won't be quite as melty. You can also experiment with different dried herbs; Italian seasoning, thyme, or even a pinch of garlic powder ramp up the flavor without changing the structure of the dish. The beauty of this recipe is that it's flexible enough to adapt to whatever's in your pantry while staying unmistakably delicious.

  • Try grated Pecorino Romano instead of Parmesan for a more assertive, salty flavor that shines when you're serving this alongside milder proteins.
  • Add a pinch of cayenne pepper to the topping if you like a hint of heat that sneaks up on you.
  • Toss the loose florets with the topping separately before roasting if you want them extra crispy and coated.
Crispy cauliflower steaks drizzled with olive oil and garlic, finished with a golden Parmesan topping for a healthy dinner option. Pin It
Crispy cauliflower steaks drizzled with olive oil and garlic, finished with a golden Parmesan topping for a healthy dinner option. | dudesnack.com
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This recipe taught me that sometimes the most satisfying meals come from the simplest combinations of good ingredients treated with respect. Make these cauliflower steaks for someone you want to impress, and you'll have a new favorite in your regular rotation.

Recipe Questions & Answers

How do I prevent cauliflower from becoming soggy during roasting?

Ensure cauliflower slices are thick and evenly cut, and roast at a high temperature (425°F) to achieve a golden, crisp exterior. Lining the baking sheet with parchment helps avoid excess moisture.

Can I substitute Parmesan for a dairy-free option?

Yes, nutritional yeast works well as a savory, cheesy substitute for Parmesan to keep it dairy-free while maintaining flavor.

Is it necessary to flip the cauliflower steaks while roasting?

Flipping halfway through roasting ensures even browning and crispness on both sides.

What herbs complement the garlic Parmesan topping best?

Oregano and smoked paprika combine beautifully with garlic and Parmesan, with optional fresh parsley added after roasting for a fresh touch.

How can this dish be served to enhance a meal?

This cauliflower works well as a side piece alongside grilled chicken or steak, or topped with a fried egg for a fulfilling main.

Keto Garlic Parmesan Cauliflower

Golden roasted cauliflower steaks with a savory garlic Parmesan crust and aromatic herbs, perfect for low-carb meals.

Prep Time
10 minutes
Time to Cook
30 minutes
Overall Time
40 minutes
Created by Jake Anderson

Recipe Category Quick Dude Dinners

Skill Level Easy

Cuisine Type American

Output 4 Portion Size

Diet Preferences Vegetarian Option, Free from Gluten, Low in Carbs

What You'll Need

Cauliflower

01 2 large heads cauliflower

Garlic Parmesan Topping

01 3 tablespoons olive oil
02 3 cloves garlic, finely minced
03 1/2 cup freshly grated Parmesan cheese
04 1/2 teaspoon smoked paprika
05 1/2 teaspoon dried oregano
06 1/2 teaspoon sea salt
07 1/4 teaspoon freshly ground black pepper
08 2 tablespoons chopped fresh parsley for garnish, optional

How to Make It

Step 01

Prepare oven and baking sheet: Preheat oven to 425°F. Line a baking sheet with parchment paper.

Step 02

Cut cauliflower steaks: Remove leaves and trim the stems of the cauliflower, keeping heads intact. Slice each head into 3-4 thick steaks approximately 3/4 inch thick. Reserve any loose florets for roasting.

Step 03

Arrange on baking sheet: Place cauliflower steaks and florets on the prepared baking sheet in a single layer.

Step 04

Prepare garlic oil mixture: In a small bowl, combine olive oil and minced garlic. Brush both sides of cauliflower steaks evenly with the mixture.

Step 05

Season with topping: In another bowl, combine Parmesan cheese, smoked paprika, oregano, salt, and pepper. Sprinkle evenly over the tops of the cauliflower steaks.

Step 06

Roast until golden: Roast in the oven for 25-30 minutes until the cauliflower is golden brown and edges are crisp, flipping steaks halfway through for even roasting.

Step 07

Finish and serve: Remove from oven and sprinkle with fresh parsley before serving if desired.

Gear Needed

  • Large baking sheet
  • Parchment paper
  • Sharp knife
  • Mixing bowls
  • Basting brush

Allergy Details

Always review all ingredients for allergens before starting. Check with a health specialist if uncertain.
  • Contains dairy from Parmesan cheese
  • Naturally gluten-free and nut-free
  • Always verify ingredient labels for potential allergens if unsure

Nutrition Details (per portion)

Nutrition info is for guidance and isn't a substitute for professional advice.
  • Calorie Count: 135
  • Fats: 9 g
  • Carbohydrates: 9 g
  • Proteins: 6 g