Cauliflower roasted with bacon and caramelized green onions is an easy low‑carb side with bold, satisfying flavor.

Cauliflower is the workhorse of a Low Carb keto diet.
Cauliflower is an incredibly versatile vegetable that adapts to many styles of cooking. It can be riced to replace grains for Indian and Thai recipes, served alongside roasted meats, turned into a low‑carb base for Chinese fried rice, mashed into a creamy stand‑in for potatoes, or used as the foundation for a grain‑free pizza crust. Because it takes on other flavors so well, cauliflower often plays a supporting role on the plate — but when roasted and finished with bacon and caramelized green onions, it steps confidently into the spotlight.

Cauliflower Roasted with Bacon and Green Onions
Roasting vegetables concentrates their natural sugars and creates appealing caramelized edges and deep, mellow flavor. This roasted cauliflower recipe is simple but impressive: chop, toss with a little oil and seasonings, scatter on a sheet pan with bacon and the white parts of scallions, then roast until golden and fragrant. The result is a warm, savory side that pairs beautifully with many proteins and suits low‑carb and ketogenic meal plans.

This dish is designed to let the oven do the heavy lifting, leaving you time to prepare a quick protein such as pan‑seared chicken or pork chops, or to roast a main course on a separate sheet pan at the same time. The aroma while it cooks is remarkable and will likely draw everyone to the kitchen. Serve it hot from the oven with an extra sprinkle of salt and pepper to taste.
This tasty side has 4 net carbs per serving!
Cauliflower Roasted with Bacon and Caramelized Green Onions
Ingredients
- 1 pound cauliflower
- 3 strips thick cut bacon
- 4 scallions sliced into ½ inch pieces (use white and light green parts)
- 1 tablespoon olive oil
- ¼ teaspoon salt
- ¼ teaspoon black pepper
Instructions
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Preheat the oven to 400°F (200°C) and position the rack in the middle of the oven.
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Cut the cauliflower into bite‑sized florets. Slice the scallions into ½‑inch pieces, using mainly the white and pale green parts. Cut the bacon into roughly 1‑inch pieces.
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In a large bowl, toss the cauliflower, scallions, and bacon with the olive oil until evenly coated. Spread the mixture in a single layer on a rimmed sheet pan. Season with salt and pepper.
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Roast for 10 minutes, stir to redistribute the pieces, then roast another 15 minutes or until the cauliflower develops golden brown edges and the bacon is cooked through.
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If you’d like more caramelization, place the pan under the broiler for a few minutes, watching carefully so nothing burns. Remove from the oven, adjust seasoning to taste, and serve hot.
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Serves 4. Net carbs per serving: 4.
Notes
Tips: For extra texture, spread the pieces with some space between them so steam can escape and the edges brown. If you prefer less bacon fat on the pan, place cooked bacon on paper towels to blot before adding it back to the roasted cauliflower just before serving. Leftovers reheat well in a skillet or in a hot oven to re‑crisp the edges.
Nutrition

Loaded Cauliflower — a creamy variation topped with sour cream, chives, cheddar cheese and bacon makes a hearty, indulgent side.

Broccoli Cauliflower Rice Salad with Walnuts — a cool, crunchy salad that pairs well with warm roasted dishes.

Cauliflower Fritters (Low Carb Hashbrowns) — crisp, versatile patties that are excellent for breakfast or as a side.