Keto Chili Lime Cauliflower Steaks

Featured in: One-Pot Warm Meals

Thick cauliflower steaks get a generous coating of smoky chili-lime spices before roasting until golden and tender. The vibrant, spicy cauliflower is balanced by a cool and creamy avocado crema that brings freshness to every bite. This low-carb main comes together in under an hour and delivers restaurant-quality presentation with minimal effort. Perfect for those following keto or vegetarian lifestyles who want satisfying flavor without the heaviness of traditional comfort food.

Updated on Wed, 11 Feb 2026 08:07:00 GMT
Golden-brown Keto Chili Lime Cauliflower Steaks with Avocado Crema are plated with fresh cilantro and lime wedges for a low-carb dinner. Save to Pinterest
Golden-brown Keto Chili Lime Cauliflower Steaks with Avocado Crema are plated with fresh cilantro and lime wedges for a low-carb dinner. | frostkettle.com

My kitchen got quiet one Tuesday evening when I realized I'd been eating the same rotations for months, and honestly, I was bored. That's when I decided to stop treating cauliflower like a side dish and actually give it the respect it deserved as a main event. These chili-lime steaks hit different, the kind of different that made me stop mid-bite and think, why didn't I do this sooner? The roasted edges get crispy while the centers stay tender, and that avocado crema pulls everything together with a cool, tangy contrast that feels almost indulgent for something so straightforward.

I made these for a friend who'd just started experimenting with keto, and she kept asking what the protein was because she assumed something this delicious had to have meat hiding underneath. The look on her face when she realized it was just cauliflower felt like a small victory, the kind that reminds you why cooking for people matters. She asked for the recipe before she even finished her plate, and that's the moment I knew this one was a keeper.

Ingredients

  • 2 large heads cauliflower: The foundation here, and picking heads that are dense and heavy for their size makes a real difference; loose, fluffy ones will turn mushy.
  • 3 tbsp olive oil: This is your vehicle for flavor and what gets those edges golden and crispy, so don't skimp or use a light hand.
  • 2 tsp chili powder, 1 tsp smoked paprika, 1/2 tsp cumin, 1/2 tsp garlic powder, 1/2 tsp onion powder: Together these create a warm, layered spice profile that doesn't scream heat, just depth.
  • 1/2 tsp sea salt, 1/4 tsp black pepper: Season generously because the marinade needs to coat every surface and flavor carries when you roast.
  • Zest and juice of 1 lime: The citrus brightens everything and the zest adds texture and visual pop that sour cream alone can't deliver.
  • 1 large ripe avocado: Choose one that yields slightly to pressure but isn't mushy; test by holding it in your palm and squeezing gently.
  • 1/3 cup sour cream or coconut yogurt: Sour cream gives that tang and richness, but coconut yogurt works if you're avoiding dairy and honestly tastes more interesting than you'd think.
  • Juice of 1 lime, 1 garlic clove minced, 1 tbsp fresh cilantro, 1/4 tsp sea salt: The crema comes alive with these; don't skip the cilantro even if you think you're not a cilantro person.
  • 1 to 2 tbsp water: This is your consistency control, add it slowly and taste as you go because one tablespoon can be the difference between creamy and yogurt-like.
  • Optional garnishes (cilantro, lime wedges, sliced jalapeño): These turn a good plate into something that looks like you put real thought into it.

Instructions

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Heat your oven and prep your space:
Set the oven to 425°F and line your baking sheet with parchment paper. This temperature is hot enough to give you that caramelization you're after without burning the spices.
Slice your cauliflower into steaks:
Cut away the outer leaves and trim the stem while keeping the core intact, then slice each head lengthwise into steaks about an inch thick. You'll probably get two or three good steaks per head; don't worry about the loose florets, save them for roasting separately another night.
Build your marinade:
Whisk together the olive oil, chili powder, paprika, cumin, garlic powder, onion powder, salt, pepper, lime zest, and lime juice in a small bowl until it's aromatic and fully combined. The lime juice should make the spices look almost paste-like.
Coat your steaks generously:
Lay the cauliflower on your baking sheet and brush both sides with that marinade, really making sure every surface gets coverage. This is where the flavor happens, so don't be delicate about it.
Roast until golden and tender:
Slide into the oven for 25 to 30 minutes, flipping once halfway through so both sides get that beautiful caramelization. You'll know it's done when the edges are deep golden and a fork goes through the center with just a little resistance.
Make your crema while cauliflower roasts:
Combine the avocado, sour cream or yogurt, lime juice, minced garlic, cilantro, and salt in a blender or food processor and blend until smooth. Add water one tablespoon at a time if it needs thinning; you want it creamy but still able to coat the back of a spoon.
Plate and serve:
Transfer your roasted steaks to plates, drizzle that creamy avocado sauce across the top, and finish with cilantro, lime wedges, and jalapeño if you want extra brightness and heat.
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Drizzled avocado crema crowns these Keto Chili Lime Cauliflower Steaks, roasted with a zesty chili-lime marinade on a rustic wooden board. Save to Pinterest
Drizzled avocado crema crowns these Keto Chili Lime Cauliflower Steaks, roasted with a zesty chili-lime marinade on a rustic wooden board. | frostkettle.com

There was something about plating this dish that felt like taking a stand, like I was finally giving vegetables the presentation they deserved. My partner came in while I was adding the cilantro and lime wedges, took one look at the plate, and said it looked like restaurant food, and that comment stayed with me in the best way.

About These Cauliflower Steaks

Cauliflower steaks are a revelation once you understand how to treat them. The key is slicing thick enough that the inside has time to get tender while the outside develops those crispy, caramelized edges that make you forget you're eating vegetables. A dense head of cauliflower is your secret weapon here; it holds together during roasting and gives you sturdy slices that look impressive on the plate.

The Chili-Lime Marinade Magic

This marinade works because it layers spice and heat without overwhelming anything. The smoked paprika adds depth, the cumin brings earthiness, and the garlic and onion powders make sure every bite tastes like you actually put effort into seasoning. But the real MVP is the lime, which brightens the whole thing and keeps it from tasting heavy or one-dimensional.

Making Your Avocado Crema Shine

The crema is where richness happens, and honestly, it's good enough to make an appearance at other meals. Use it on salads, spoon it over grilled fish, or just dip vegetables into it while you're cooking. The cilantro is not optional even if you usually avoid it; somehow it transforms this from creamy to craveable, and the lime juice keeps the whole thing balanced so it doesn't feel heavy.

  • Test your avocado's ripeness by holding it gently in your palm and squeezing; it should yield slightly without being mushy.
  • Blend the crema smooth just before serving so it stays vibrant green and doesn't oxidize into something sad looking.
  • If your crema is too thick, add water slowly and blend between additions so you don't accidentally make it runny.
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A vibrant serving of Keto Chili Lime Cauliflower Steaks features creamy avocado crema, cilantro, and jalapeño slices on a white plate. Save to Pinterest
A vibrant serving of Keto Chili Lime Cauliflower Steaks features creamy avocado crema, cilantro, and jalapeño slices on a white plate. | frostkettle.com

This dish proves that eating well and eating satisfyingly don't have to be mutually exclusive, and every time I make it, I'm reminded that simple ingredients treated with respect taste better than anything overcomplicated. It's the kind of meal that feels good in your body and tastes even better.

Recipe Questions & Answers

What temperature should I roast cauliflower steaks at?

Roast at 425°F (220°C) for 25-30 minutes, flipping once halfway through, until golden and crisp-tender with nicely caramelized edges.

How do I cut cauliflower into steaks?

Trim leaves and stem while keeping the core intact. Slice each head vertically into 1-inch-thick slabs. You'll get 2-3 steaks per head with loose florets leftover.

Can I make the avocado crema ahead of time?

Yes, prepare the crema up to 24 hours in advance and store in an airtight container. Press plastic wrap directly onto the surface to prevent browning.

What can I substitute for sour cream in the crema?

Coconut yogurt keeps it dairy-free and vegan, Greek yogurt adds extra protein, or mayonnaise works for a richer consistency.

How many servings does this recipe yield?

This makes 4 generous servings as a main dish. Double for larger gatherings or serve alongside grilled proteins for a lighter portion size.

Is this dish keto-friendly?

Yes, each serving contains just 7 net carbs. The cauliflower provides bulk without high carbs, and healthy fats from avocado and olive oil make it perfectly keto-compliant.

Keto Chili Lime Cauliflower Steaks

Golden roasted cauliflower with zesty spices and cool avocado crema

Prep Duration
15 minutes
Time to Cook
30 minutes
Overall Time
45 minutes
Created by Nora Whitman


Skill Level Easy

Cuisine American

Makes 4 Serving Size

Dietary Information Meatless, Wheat-Free, Reduced-Carb

What You Need

Cauliflower Steaks

01 2 large heads cauliflower, trimmed and sliced into 1-inch steaks
02 3 tablespoons olive oil
03 2 teaspoons chili powder
04 1 teaspoon smoked paprika
05 1/2 teaspoon ground cumin
06 1/2 teaspoon garlic powder
07 1/2 teaspoon onion powder
08 1/2 teaspoon sea salt
09 1/4 teaspoon black pepper
10 Zest and juice of 1 lime

Avocado Crema

01 1 large ripe avocado
02 1/3 cup sour cream or coconut yogurt
03 Juice of 1 lime
04 1 garlic clove, minced
05 1 tablespoon fresh cilantro, chopped
06 1/4 teaspoon sea salt
07 1 to 2 tablespoons water as needed

Garnishes

01 Fresh cilantro, chopped
02 Lime wedges
03 Sliced jalapeño

How-To Steps

Step 01

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

Step 02

Cut Cauliflower Steaks: Remove leaves from cauliflower heads and trim stems while keeping the core intact. Slice each head into 1-inch-thick steaks, yielding 2 to 3 steaks per head. Reserve loose florets for another use.

Step 03

Prepare Chili-Lime Marinade: Whisk together olive oil, chili powder, smoked paprika, cumin, garlic powder, onion powder, salt, pepper, lime zest, and lime juice in a small bowl.

Step 04

Season Cauliflower: Arrange cauliflower steaks on the prepared baking sheet. Brush both sides generously with the chili-lime marinade.

Step 05

Roast Steaks: Roast for 25 to 30 minutes, flipping halfway through, until golden and crisp-tender.

Step 06

Blend Avocado Crema: While steaks roast, combine avocado, sour cream or coconut yogurt, lime juice, minced garlic, cilantro, and salt in a blender or food processor. Blend until smooth, adding water one tablespoon at a time to reach desired consistency.

Step 07

Plate and Serve: Place roasted cauliflower steaks on serving plates. Drizzle generously with avocado crema. Garnish with fresh cilantro, lime wedges, and jalapeño if desired.

Tools You'll Need

  • Large chef's knife
  • Baking sheet
  • Parchment paper
  • Small mixing bowl
  • Pastry brush
  • Blender or food processor

Allergy Info

Review every ingredient for allergens. Ask a healthcare professional if unsure.
  • Contains dairy (sour cream); use coconut yogurt for dairy-free option
  • Contains avocado (caution for those with latex-fruit allergy)
  • Always check product labels when substituting ingredients

Nutrition Details (Each Serving)

Given for informational purposes, this isn't medical advice.
  • Energy Value: 210
  • Fats: 17 g
  • Carbohydrates: 13 g
  • Proteins: 4 g