Cheesy Cauliflower and Sausage Casserole
A hearty casserole layering savory sausage with creamy cheese and tender cauliflower, perfect for a comforting keto dinner. This American-inspired keto recipe (low carb), ready in about 45 minutes, pairs cauliflower florets, Italian sausage, cream cheese for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 420 calories and feeds 4, so it slots cleanly into a low-carb week and pairs well with cauliflower rice or roasted green vegetables. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.
Ingredients
- 4 cups, chopped cauliflower florets
- 12 oz, casings removed Italian sausage
- 4 oz, softened cream cheese
- 1 cup shredded cheddar cheese
- 1/4 cup heavy cream
- 1/2 tsp garlic powder
- 1/2 tsp onion powder
- 1/2 tsp salt
- 1/4 tsp black pepper
- 1 tbsp olive oil
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Equipment for this recipe
Top-rated tools to make this recipe successfully.
Instructions
- Step 1: Preheat oven to 375°F. Steam 4 cups chopped cauliflower florets for 8 minutes until fork-tender, then drain well.
- Step 2: Heat 1 tbsp olive oil in a skillet over medium heat. Add 12 oz Italian sausage (casings removed) and cook for 7-8 minutes, breaking into crumbles, until browned and cooked through. Remove from heat.
- Step 3: In a large bowl, mix 4 oz softened cream cheese, 1/4 cup heavy cream, 1/2 tsp garlic powder, 1/2 tsp onion powder, 1/2 tsp salt, and 1/4 tsp black pepper until creamy.
- Step 4: Fold cooked cauliflower and browned sausage into the cream cheese mixture until evenly combined.
- Step 5: Transfer mixture to a greased 8x8 inch baking dish and top with 1 cup shredded cheddar cheese.
- Step 6: Bake uncovered for 20 minutes until cheese is melted and bubbly and casserole is heated through. Let cool for 5 minutes before serving.
Frequently asked questions
How long does Cheesy Cauliflower and Sausage Casserole take to make?
Total time is about 45 minutes (15 min prep + 30 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.
How do I store leftover Cheesy Cauliflower and Sausage Casserole?
Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep cauliflower florets from drying out.
Can I substitute ingredients in Cheesy Cauliflower and Sausage Casserole?
Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.
How do I scale Cheesy Cauliflower and Sausage Casserole for a different number of people?
The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.
Is Cheesy Cauliflower and Sausage Casserole low carb?
Yes — this recipe is tagged low carb based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.
