Keto Chicken Parmesan Casserole

The smell of bubbling cheese and Italian herbs filled my tiny apartment kitchen when I first experimented with keto comfort food. I'd been missing the classic chicken parmesan from my favorite Italian spot, and this casserole version happened almost by accident one Tuesday night. My roommate wandered in, fork already in hand, and asked what magic I was creating. That's when I knew this low-carb remake was something special.

I served this at my monthly dinner party last winter, watching my keto-skeptical friends go back for seconds. Someone actually asked if I was sure this was diet food, scraping their plate clean with a piece of garlic bread they'd brought. The casserole disappeared before the bread did, which felt like a tiny victory.

Ingredients

• 2 cups cooked chicken breast, shredded or diced: Rotisserie chicken works perfectly here and saves so much time
• 1 ½ cups sugar-free marinara sauce: Check labels carefully because hidden sugars lurk in unexpected places
• 1 cup shredded mozzarella cheese: Reserve half for the filling and half for that golden top layer
• ½ cup grated Parmesan cheese: The salty umami punch that makes everything taste better
• 4 oz cream cheese, softened: Let it sit on the counter while you prep everything else
• 1 teaspoon dried Italian herbs: Fresh herbs work too if you have them growing in your window
• ½ teaspoon garlic powder: Don't skip this, it builds that classic Italian flavor profile
• ¼ teaspoon salt: Adjust based on how salty your cheeses are
• ¼ teaspoon black pepper: Freshly cracked makes a noticeable difference
• ¼ cup crushed pork rinds: Totally optional but adds this incredible crunch
• 1 tablespoon fresh basil: The pop of green makes it look as good as it tastes

Instructions

Get your oven ready:

Preheat to 375°F and give your casserole dish a quick grease with butter or oil

Mix the filling:

Combine chicken, cream cheese, half the mozzarella, half the Parmesan, and all seasonings in a large bowl until everything's well coated

Build the base:

Press the chicken mixture evenly into your prepared dish, creating a nice flat surface for the sauce

Add the sauce layer:

Pour marinara over the chicken and spread it gently, trying not to disturb the layer beneath

Create the cheesy crust:

Sprinkle the remaining mozzarella and Parmesan across the top, covering the sauce completely

Add the crunch:

Scatter crushed pork rinds over the cheese if you're using them, imagining the crispy bits to come

Bake until golden:

Let it cook for 25 to 30 minutes until you see bubbly edges and gorgeous brown spots

The hardest part:

Wait 5 minutes before serving, then top with fresh basil and watch everyone dig in

Save

This recipe became my go-to when I started dating someone who loved Italian food but was watching carbs. Watching them take that first bite, eyes lighting up at the familiar flavors in a completely new form, reminded me why I love cooking.

Make It Your Own

Sometimes I'll add a handful of sautéed spinach or chopped cooked bacon to the chicken mixture. My sister swears by adding a layer of roasted red peppers under the sauce. These little tweaks make the recipe feel personal while keeping the soul intact.

Serving Suggestions

A crisp green salad with an olive oil dressing cuts through the richness beautifully. Roasted broccoli or zucchini noodles work perfectly if you want something warm on the side. I've even served this over cauliflower rice for extra bulk without the carbs.

Storage And Reheating

This keeps beautifully in the refrigerator for up to five days and actually develops deeper flavors overnight. I store it in individual containers for grab-and-go lunches throughout the week.

• Reheat covered at 350°F for about 15 minutes until hot through
• Microwave works in a pinch, though the cheese won't be quite as melty
• Freeze portions wrapped tightly for up to three months

Save

Hope this becomes a staple in your kitchen like it has in mine. There's something deeply satisfying about comfort food that loves you back.

Recipe FAQs

→ Can I make this ahead of time?

Yes, assemble the casserole up to 24 hours in advance and refrigerate. Add 5-10 minutes to baking time if cooking straight from the refrigerator.

→ What can I use instead of pork rinds?

Crushed pork rinds provide crunch, but you can substitute almond flour, crushed pork-free cheese crisps, or simply omit the topping entirely.

→ Is this freezer-friendly?

Absolutely. Freeze unbaked for up to 3 months. Thaw overnight in the refrigerator before baking as directed.

→ Can I use raw chicken?

The recipe calls for cooked chicken. If using raw, dice and cook thoroughly with the seasonings before assembling the casserole to ensure proper doneness.

→ How do I store leftovers?

Keep refrigerated in an airtight container for up to 4 days. Reheat individual portions in the microwave at 30-second intervals until warmed through.