This creamy spicy Keto Jalapeno Chicken Casserole is made with shredded chicken, cream cheese, and bacon, ready in 45 minutes. Pulling the baking dish from the oven reveals a bubbling layer of melted cheddar dotted with crispy bacon. I make this whenever I need comfort food that fits my carb limits.
Why This Classic Works
Adapting traditional casseroles to keto often results in watery, separated sauces. I learned the hard way that using block cream cheese instead of spreadable tubs makes a massive difference here.
The fat content keeps the chicken tender while baking. It prevents the dreaded dry chicken breast scenario that ruins so many weeknight bakes.
Keto Jalapeno Chicken Casserole Ingredients
- 1 lb cooked chicken breast, shredded
- 8 oz cream cheese, softened
- 1/2 cup sour cream
- 4 large jalapenos, diced
- 6 slices bacon, cooked and crumbled
- 1 1/2 cups sharp cheddar cheese, shredded
- 1/2 tsp garlic powder
- 1/2 tsp onion powder
- 1/4 tsp salt
- 1/4 tsp black pepper

How To Make Keto Jalapeno Chicken Casserole
- Prep the oven: Preheat your oven to 375°F (190°C) and lightly grease a 9×9 inch baking dish.
- Mix the base: In a large bowl, blend the softened cream cheese, sour cream, garlic powder, onion powder, salt, and pepper until smooth.
- Fold in ingredients: Stir the shredded chicken, diced jalapenos, half of the crumbled bacon, and half of the cheddar cheese into the cream cheese mixture.
- Assemble the casserole: Spread the chicken mixture evenly into your prepared baking dish.
- Add toppings: Sprinkle the remaining cheddar cheese and crumbled bacon over the top of the casserole.
- Bake and serve: Bake for 25 to 30 minutes until the edges are bubbling and the cheese is golden brown.


Recipe Tips
- Soften the cream cheese: Cold cream cheese will leave lumps in your sauce, so leave it at room temperature for an hour.
- Control the heat: Leave the seeds and white membranes inside the jalapenos if you want a significantly spicier dish.
- Drain the chicken: If using canned or freshly boiled chicken, pat it completely dry to prevent a watery casserole.
What To Serve With Jalapeno Chicken Casserole
Keep the sides simple to balance the heavy, rich flavors. A crisp green salad with a basic vinaigrette cuts through the creamy cheese sauce. Roasted zucchini or steamed cauliflower also soak up the extra sauce perfectly.

How To Store
Keep leftovers in an airtight container in the fridge for up to 4 days. Freezing is not recommended as the cream cheese sauce will separate and become grainy when thawed.
FAQs
Can I use rotisserie chicken?
Yes, pulling meat from a store-bought rotisserie chicken saves a lot of prep time. Just ensure you remove the skin before mixing it in.
Is this casserole very spicy?
It has a mild kick if you remove the jalapeno seeds. The cream cheese and sour cream heavily mute the overall heat of the peppers.
Can I use a different cheese?
Monterey Jack or pepper jack are great alternatives to cheddar. Avoid pre-shredded cheese bags as they contain anti-caking starches that add hidden carbs.
Nutrition
- Calories: 450 kcal
- Total Fat: 35g
- Saturated Fat: 18g
- Cholesterol: 130mg
- Sodium: 650mg
- Total Carbohydrate: 5g
- Protein: 28g
Try More Recipes:
- Chicken Cordon Bleu Casserole Recipe
- Chicken Green Bean Casserole Recipe
- Loaded Potato Ranch Chicken Casserole Recipe
Keto Jalapeno Chicken Casserole
6
servings15
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minutesCreamy, spicy Keto Jalapeno Chicken Casserole is made with shredded chicken, cream cheese, and bacon, all ready in just 45 minutes. This bubbly, low-carb weeknight dinner delivers huge comfort food flavor without the extra carbs.
Ingredients
1 lb cooked chicken breast, shredded
8 oz cream cheese, softened
1/2 cup sour cream
4 large jalapenos, diced
6 slices bacon, cooked and crumbled
1 1/2 cups sharp cheddar cheese, shredded
1/2 tsp garlic powder
1/2 tsp onion powder
1/4 tsp salt
1/4 tsp black pepper
Directions
- Prep the oven: Preheat your oven to 375°F (190°C) and lightly grease a 9×9 inch baking dish.
- Mix the base: In a large bowl, blend the softened cream cheese, sour cream, garlic powder, onion powder, salt, and pepper until smooth.
- Fold in ingredients: Stir the shredded chicken, diced jalapenos, half of the crumbled bacon, and half of the cheddar cheese into the cream cheese mixture.
- Assemble the casserole: Spread the chicken mixture evenly into your prepared baking dish.
- Add toppings: Sprinkle the remaining cheddar cheese and crumbled bacon over the top of the casserole.
- Bake and serve: Bake for 25 to 30 minutes until the edges are bubbling and the cheese is golden brown.
