This healthy Chicken Pasta Casserole with Corn and Zucchini is oozing with melted cheese and a smooth, creamy sauce! It’s the perfect clean eating dinner to showcase some of summer’s best produce!

Raise your hand if you have an overload of zucchini in your garden right now!! And if you’re anything like me, then I know that you hate to let food go to waste. You just won’t find me throwing much of anything away!
That’s why I love to come up with recipes that include some of our fresh favorites in new or different ways.
Since pasta and chicken casseroles are always a hit, I figured that I couldn’t go wrong by includingย some summerย veggies and herbs into the mixย as well.
The mild zucchini and the sweet corn are the perfect addition to this wholesome one dish meal!
What Makes this Chicken Pasta Casserole Healthy?
With 20 grams of protein per serving, plenty of whole grains, and a bounty of fresh produce, this is a simple weeknight dinner that your family will LOVE — and that you can feel good about serving!
The Best Pasta to Use
Go for a short pasta shape, I like to use penne but you can also use small pasta shells, bow ties (farfalle), rigatoni or ziti or fusilli.
Stick to whole grain to keep this chicken pasta casserole healthy and full of goodness. Whole grain pasta is full of fiber and has much more minerals than white pasta.
Tip: Whole grain pasta takes slightly longer to cook than white, always refer to packet instructions for cooking times.
Tips for Making this Chicken Pasta Casserole:
- Always preheat the oven before baking the casserole for best results
- Use high-quality chicken (free range is always best and makes a huge difference in flavor).
- Fresh thyme will give a stronger flavor but you can use dried if you don’t have it. See my recommendations below.
- Whole wheatย pasta is lower in calories and higher in fiber and nutrients than white pasta so if you want to make easy healthy meals it’s a good alternative to white pasta.
- Frozen corn can be used instead of fresh but when fresh corn is in season it’s worth buying.
- Use low-fat milk instead of full fat or cream. This will reduce fat and calories and is an easy way to make weeknight meals lighter.
- No zucchini? Spinach or broccoli would be great substitutes. Try to stick with green veggies with a lot of nutrients.
Looking for even more delicious ways to enjoy fresh summer produce? Try these recipes:

Did you make this recipe?
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Bland bland bland. So sad I spent money on the ingredients. The roux needs garlic and/or onion. Zucchini only made it worse. I donโt recommend this.
It would be helpful to see a video of your process for making this dish. Iโm very curious how your roux looks through each step. I agree with the others who have said the ratio is mind-boggling. There wasnโt enough butter to soak up all of the flour and I ended with chunks of flour in my sauce. This roux was definitely a challenge.