Creamy Keto Buffalo Chicken Casserole

If you’re a fan of bold, spicy flavors with a creamy, cheesy finish, this keto buffalo chicken casserole is a must-try. It takes everything you love about buffalo wings—tangy heat, juicy chicken, and rich sauces—and transforms it into a comforting baked dish. The result is a creamy, bubbling casserole with a golden cheesy top that’s incredibly satisfying and perfect for low-carb lifestyles.

This dish is not only packed with flavor but also incredibly easy to prepare. Using simple ingredients like shredded chicken, buffalo sauce, cream cheese, and cheddar, you can create a hearty meal in under an hour. Many low-carb buffalo casseroles rely on ingredients like cauliflower and cheese to keep carbs low while maintaining a rich, indulgent texture.

Ingredients

• 3 cups (450 g) cooked chicken breast (shredded or cubed)
• 2 cups cauliflower florets or cauliflower rice
• ½ cup buffalo sauce (low-carb)
• 4 oz (115 g) cream cheese (softened)
• ½ cup heavy cream
• 1 cup shredded cheddar cheese
• ½ cup shredded mozzarella cheese
• ¼ cup ranch dressing or mayonnaise
• 1 teaspoon garlic powder
• ½ teaspoon onion powder
• ½ teaspoon salt
• ½ teaspoon black pepper
• 2 tablespoons chopped green onions (optional)
• 1 tablespoon olive oil

Equipments

• Large mixing bowl
• Saucepan or skillet
• Wooden spoon or spatula
• 9×9 or 9×13 inch baking dish
• Knife and cutting board
• Measuring cups and spoons
• Oven

Instructions

• Preheat your oven to 375°F (190°C) and grease your baking dish with olive oil
• If using fresh cauliflower, chop into small florets and lightly steam for 3–4 minutes until just tender
• Drain cauliflower well and pat dry to remove excess moisture
• In a skillet over medium heat, add a small amount of oil and warm the buffalo sauce slightly
• Add cream cheese and stir continuously until fully melted and smooth
• Pour in heavy cream and whisk until a creamy sauce forms
• Add garlic powder, onion powder, salt, and pepper
• Stir until all seasonings are evenly incorporated
• Add shredded chicken into the sauce and mix thoroughly
• Add cauliflower and fold gently to combine without breaking it too much
• Stir in half of the cheddar and mozzarella cheese
• Transfer the mixture into the prepared baking dish
• Spread evenly using a spatula
• Top with remaining cheddar and mozzarella cheese
• Drizzle a little extra buffalo sauce on top for added flavor
• Place the dish in the oven and bake for 25–30 minutes
• Bake until the cheese is melted, bubbly, and slightly golden
• Switch to broil for 2–3 minutes to create a crispy top layer
• Remove from oven and let rest for 5–10 minutes before serving
• Garnish with green onions if desired
• Serve warm for best taste and texture

Recipe Information

• Prep Time: 15 minutes
• Cook Time: 30 minutes
• Total Time: 45 minutes
• Servings: 5–6
• Cuisine: American
• Course: Main Course

Nutrition Information (Approximate)

• Calories: 410 kcal
• Protein: 32 g
• Carbohydrates: 6 g
• Fat: 28 g
• Fiber: 2 g
• Sugar: 2 g
• Sodium: 600 mg

Flavor Profile Breakdown

• Creamy and rich texture
• Spicy and tangy buffalo flavor
• Savory cheesy depth
• Slight freshness from herbs
• Balanced heat and creaminess

Tips for Best Results

• Use rotisserie chicken for convenience and flavor
• Drain cauliflower well to prevent watery casserole
• Use full-fat cream cheese for best texture
• Adjust buffalo sauce to control spice level
• Let casserole rest before slicing

Variations & Substitutions

• Replace cauliflower with broccoli or zucchini
• Use blue cheese dressing instead of ranch
• Add bacon bits for extra flavor
• Swap cheddar with pepper jack for spice
• Use Greek yogurt instead of mayonnaise

Mistakes to Avoid

• Not draining cauliflower properly
• Using too much buffalo sauce making it overly spicy
• Overbaking and drying out the casserole
• Skipping seasoning
• Cutting immediately without resting

Serving Suggestions

• Serve with celery sticks or cucumber slices
• Pair with a light green salad
• Add avocado slices on the side
• Serve with low-carb bread
• Drizzle with ranch or blue cheese dressing

Storage Tips

• Store in airtight container in fridge up to 4 days
• Reheat in oven or microwave until warm
• Freeze for up to 2 months
• Thaw overnight before reheating

Why You’ll Love This Recipe

• Low-carb and keto-friendly
• Packed with protein
• Easy one-dish meal
• Bold buffalo flavor
• Perfect for meal prep

How to Serve

• Serve hot directly from the baking dish
• Portion into bowls or plates
• Garnish with herbs or dressing
• Add extra buffalo sauce if desired
• Pair with fresh sides

FAQs

Can I make this casserole ahead of time?
Yes, assemble it ahead and refrigerate, then bake when ready.

Is this recipe keto-friendly?
Yes, it’s low in carbs and high in fat and protein.

Can I freeze buffalo chicken casserole?
Yes, it freezes well for up to 2 months.

What can I use instead of cauliflower?
Broccoli, zucchini, or even spinach work well.

How spicy is this dish?
It depends on the buffalo sauce—adjust to your taste.

Can I use rotisserie chicken?
Yes, it’s a great time-saving option.

Why is my casserole watery?
Excess moisture from cauliflower is usually the cause.

Can I add more cheese?
Absolutely, extra cheese makes it even richer.

What’s the best buffalo sauce to use?
Any low-carb hot sauce-based buffalo sauce works well.

How do I get a crispy top?
Broil for a few minutes after baking.