You know how sometimes you crave that rich, comforting lasagna but don’t want to feel weighed down afterward? That’s exactly why I fell in love with this Healthy Creamy Chicken Lasagna with White Sauce. It’s my go-to when I need something satisfying but still light – the perfect balance of tender shredded chicken, earthy spinach, and that velvety white sauce that just hugs every noodle. And here’s the best part: it’s packed with flavor without all the heaviness of traditional versions. I first made this for a family dinner when my sister was watching her calories, and now it’s become our new favorite comfort food – proof that healthy doesn’t have to mean boring!

Why You’ll Love This Healthy Creamy Chicken Lasagna with White Sauce
Let me tell you why this lasagna has become my weeknight hero and my dinner party superstar all in one:
- Light but still indulgent – That creamy white sauce? Made with low-fat milk and just enough butter to make it silky without weighing you down
- Protein-packed – With both chicken and cheese, each serving gives you 25g of protein to keep you full for hours
- Sneaky veggie boost – The spinach and mushrooms disappear into those cheesy layers so even picky eaters get their greens
- Meal prep magic – It reheats like a dream and tastes even better the next day when flavors mingle
- No fancy skills needed – If you can stir a sauce and layer noodles, you’ve got this – promise!
Honestly, the first time I made it, my husband didn’t even realize it was the “healthy version” – that’s how good it is!
Ingredients for Healthy Creamy Chicken Lasagna with White Sauce
Okay, let’s gather our goodies! Here’s everything you’ll need to make this dreamy lasagna happen:
- 12 lasagna noodles – I like using whole wheat for extra fiber, but regular works great too
- 2 cups cooked chicken, shredded – Rotisserie chicken is my secret shortcut here
- 2 cups spinach, chopped – Packed full, stems removed
- 1 cup mushrooms, sliced – Baby bellas add such nice earthy flavor
- 1 onion, diced – Yellow gives sweetness, white works fine
- 2 cloves garlic, minced – Fresh is best, but ½ tsp powder in a pinch
- 2 cups low-fat milk – Whole milk makes it richer if you’re feeling indulgent
- 2 tbsp flour – All-purpose thickens our sauce perfectly
- 2 tbsp butter – Just enough for that velvety texture
- 1 cup low-fat mozzarella, shredded – Part-skim melts beautifully
- ¼ cup Parmesan, grated – The real stuff, not the powder!
- Salt, pepper & nutmeg – Trust me, that pinch of nutmeg makes all the difference
See? Nothing crazy – just simple ingredients that come together magically!

How to Make Healthy Creamy Chicken Lasagna with White Sauce
Alright, let’s get cooking! This lasagna comes together in a few simple steps – I promise it’s easier than you think. The key is taking your time with each layer and that gorgeous white sauce. Here’s exactly how I do it every time for perfect results:
Preparing the White Sauce
First, melt your butter in a pan over medium heat – don’t let it brown! Toss in your diced onions and minced garlic, stirring until they’re soft and fragrant (about 3 minutes). Now sprinkle in the flour and whisk like crazy for 1 minute – this cooks out that raw flour taste. Slowly pour in your milk while continuously whisking – this prevents lumps! Keep whisking until the sauce thickens enough to coat the back of a spoon. That’s when you add your salt, pepper, and that magical pinch of nutmeg. Take it off the heat – your velvety sauce is ready!
Layering the Lasagna
Time to build our masterpiece! Spread a thin layer of sauce in your baking dish first – this prevents sticking. Then: noodles (slightly overlapping), half your shredded chicken, half the spinach and mushrooms, and a generous pour of sauce. Repeat! Top your final noodle layer with all the remaining sauce, then blanket it with mozzarella and Parmesan. Pro tip: I like to tuck the edges of the top noodles under so they don’t dry out while baking.
Baking and Serving
Pop it in your preheated 375°F oven for 25-30 minutes. You’ll know it’s done when the cheese is golden and bubbly, and the edges are lightly browned. Resist cutting into it immediately! Let it rest for 10 minutes – this helps the layers set so you get those perfect slices. Then dig in to your creamy, dreamy creation!
Tips for Perfect Healthy Creamy Chicken Lasagna with White Sauce
After making this lasagna more times than I can count, here are my best tricks for nailing it every time:
- Noodle know-how: Whole wheat noodles add fiber but need an extra minute in boiling water – just don’t overcook them!
- Vegetarian twist: Swap chicken for crumbled firm tofu (squeeze it dry first) or roasted veggies like zucchini and eggplant
- Sauce insurance: If your white sauce seems too thick, whisk in a splash more milk – it should pour like heavy cream
- Make-ahead magic: Assemble it the night before, cover tightly, and refrigerate – just add 10 minutes to baking time
- Leftover love: Store slices in airtight containers for up to 3 days – reheats beautifully in the microwave with a damp paper towel on top
Remember, cooking is about making it work for you – so don’t be afraid to put your own spin on it!
Nutritional Information for Healthy Creamy Chicken Lasagna with White Sauce
Here’s the best part – you can enjoy this creamy comfort food while still keeping things balanced! Based on my exact recipe (with low-fat milk and cheeses), each generous serving comes out to:
- 320 calories – About half of traditional lasagna!
- 10g fat (4g saturated) – Thanks to smart ingredient swaps
- 25g protein – From that lean chicken and cheese
- 35g carbs – With 4g fiber if you use whole wheat noodles
- 450mg sodium – Easy to reduce if you use low-sodium cheese
Now, full disclosure – these numbers can wiggle a bit depending on your exact ingredients (like using full-fat cheese or different noodles). But no matter what, this version gives you all the comfort with way less guilt than the original!
Frequently Asked Questions
I get asked about this Healthy Creamy Chicken Lasagna with White Sauce all the time – here are the questions that pop up most often in my kitchen (and my honest answers!):
Can I use gluten-free noodles?
Absolutely! Just follow the package directions for cooking time – gluten-free noodles can be more delicate, so handle them gently when layering. My favorite are brown rice lasagna sheets – they hold up beautifully.
How long does it last in the fridge?
Stored properly in an airtight container, it keeps wonderfully for 3 days. The flavors actually deepen overnight – I sometimes think leftovers taste even better!
Can I freeze this lasagna?
You bet! Wrap individual portions tightly in plastic wrap, then foil. Thaw overnight in the fridge before reheating. The texture might be slightly softer, but still delicious.
What if I don’t have fresh spinach?
Frozen chopped spinach works great – just thaw and squeeze out all the excess water. You’ll need about 10 oz frozen to equal 2 cups fresh.
Can I make it vegetarian?
Of course! Swap the chicken for sautéed mushrooms, zucchini, or even lentils. The creamy white sauce makes any version taste indulgent.
Serving Suggestions
This Healthy Creamy Chicken Lasagna with White Sauce stands beautifully on its own, but if you’re looking to round out the meal, here’s what I love pairing it with:
- A crisp arugula salad with lemon vinaigrette – the peppery greens cut through the richness perfectly
- Simple garlic bread (whole wheat for extra fiber!) to soak up that creamy sauce
- Roasted asparagus or green beans for an easy veggie side
Honestly? Sometimes I just serve it with extra napkins and let everyone dive in!
Storage and Reheating Instructions
Here’s how I keep my Healthy Creamy Chicken Lasagna with White Sauce tasting fresh and delicious for days:
- Cool completely before storing – I usually let it sit about 30 minutes after baking
- Airtight is key – Press plastic wrap directly on the surface before sealing with a lid to prevent drying
- Fridge life: Keeps beautifully for up to 3 days (though mine never lasts that long!)
- Reheating magic: Microwave individual portions with a damp paper towel on top for 1-2 minutes – keeps it moist!
Pro tip: The flavors actually get better overnight as everything melds together – leftovers might just be the best part!

Healthy Creamy Chicken Lasagna with White Sauce in 30 Minutes
- Total Time: 50 minutes
- Yield: 6 servings
- Diet: Low Fat
Description
A lighter take on classic lasagna with tender chicken, creamy white sauce, and layers of pasta for a delicious and satisfying meal.
Ingredients
- 12 lasagna noodles
- 2 cups cooked chicken, shredded
- 2 cups spinach, chopped
- 1 cup mushrooms, sliced
- 1 onion, diced
- 2 cloves garlic, minced
- 2 cups low-fat milk
- 2 tbsp flour
- 2 tbsp butter
- 1 cup low-fat mozzarella cheese, shredded
- 1/4 cup Parmesan cheese, grated
- 1 tsp salt
- 1/2 tsp black pepper
- 1/2 tsp nutmeg
Instructions
- Preheat oven to 375°F (190°C).
- Cook lasagna noodles as per package instructions. Drain and set aside.
- In a pan, melt butter over medium heat. Add onions and garlic, sauté until soft.
- Stir in flour and cook for 1 minute. Gradually whisk in milk until smooth.
- Add salt, pepper, and nutmeg. Cook until sauce thickens.
- Layer noodles, chicken, spinach, mushrooms, and sauce in a baking dish. Repeat layers.
- Sprinkle mozzarella and Parmesan cheese on top.
- Bake for 25-30 minutes until bubbly and golden.
Notes
- Use whole wheat lasagna noodles for extra fiber.
- Replace chicken with tofu for a vegetarian version.
- Store leftovers in an airtight container for up to 3 days.
- Prep Time: 20 minutes
- Cook Time: 30 minutes
- Category: Main Dish
- Method: Baking
- Cuisine: Italian