How To Make The Best Squash Casserole (Yellow Squash Casserole with Stuffing Mix)

Yellow Squash Casserole using Stuffing Mix is one of those recipes that’s perfect for both using up summer squash in the summer months or accompanying your holiday table at Thanksgiving or Christmas.

Yellow Squash Casserole with Stuffing Mix

I like to change up my casserole recipes quite often so we aren’t eating the exact same meals all the time. This easy yellow squash casserole recipe is my substitute for my Kentucky Squash Casserole recipe. They are both tasty but in their own unique ways.

Using a boxed stuffing mix is a great shortcut. Add that to the can of cream of chicken soup an easy to make squash casserole recipe. My friend Patty (who is an amazing home cook) shared her Mom’s Yellow Squash casserole recipe with me, and it does not disappoint!

Ingredient List

• Yellow Squash (also called Summer Squash)
• Salt
• Sour Cream
• Cream of Chicken Soup
• Stove Top Stuffing Mix (unprepared)
• Melted Butter

How to Make Squash Casserole using stuffing mix?

Step By Step Instructions

1. Preheat oven. Spray an 8 x 8 inch baking dish or casserole dish with nonstick cooking spray.
2. Cook squash in a large saucepan of salted boiling water over medium-high heat until fork tender.
3. Drain well using a colander.
4. In a small bowl, stir together sour cream and cream of chicken soup.
5. In a separate bowl, mix melted butter and stuffing mix.
6. Pour layers of squash mixture and stuffing mixture alternately into the prepared baking dish.
7. Bake for 30 minutes or until bubbly and browned on top.
8. Complete recipe with ingredient amounts is in the recipe card at the bottom of this post.

Storage Instructions

Let leftovers cool completely. Transfer to an airtight container or cover with a tight fitting lid or aluminum foil. Store in the refrigerator for up to a week. Reheat in the microwave or in the stove in the original baking dish.

Recipe FAQs

• Yellow squash does not need to be peeled before cooking.
• The original recipe calls for a Stove Top Stuffing mix, but a generic brand works too.
• Do not prepare the stuffing mix. The dry mix gets combined with melted butter (or melted margarine).
• To speed up the cooking time, spread the yellow squash casserole into a thinner layer in a 13 x 9 inch baking dish.

Recipe Variations

• Add a diced onion for more flavor.
• Try a box of cornbread stuffing mix or any other flavors.
• Swap plain Greek yogurt for sour cream.
• To lighten up the recipe, use fat free sour cream.
• Substitute cream of celery soup, cream of mushroom soup or cream of onion soup for cream of chicken.
• Use zucchini instead of summer squash, if desired.
• Stir in shredded cheddar cheese for a cheesy squash casserole. Or, sprinkle the cheese on the top the last 5 to 10 minutes of baking.
• Have some leftover sweet corn? Try this Cheesy Zucchini, Squash and Corn Casserole.

How do you keep squash casserole from getting watery?

Cut the squash into bite-sized pieces, and boil in salted water until fork tender. Then, drain it well in a colander. By following these easy two steps before adding the squash to the casserole will help prevent the casserole from getting soggy. It also helps to include some type of breadcrumb, cracker crumb or stuffing mix to absorb the extra moisture.

Should yellow squash be peeled before cooking?

Yellow squash, also sometimes called summer squash, has a thin, edible peel that does not need to be peeled before cooking. Go ahead and leave the peel intact.

Do you peel bumpy yellow squash?

No, it is not necessary to peel any variety of yellow summer squash. The peel is thin and edible, even with the bumpy variety.

What temperature should a casserole be cooked at?

There’s no magic temperature that a casserole should be cooked at; however, a good rule of thumb is to cook your casserole between 350 degrees F and 400 degrees F.

How to make a vegetarian squash casserole?

If you are looking for a squash casserole that is vegetarian-friendly, just make a couple of simple substitutions and you will be set. Swap the cream of chicken soup for cream of mushroom or celery. You can find vegetarian/vegan stuffing mixes, here’s one we found on Amazon. That’s all you need to do to have a vegetarian yellow squash casserole using a stuffing mix!

Summer Squash Recipes

We love summer squash almost as much as we love zucchini and have the recipes to prove it. From an easy Roasted Yellow Squash to more elaborate dishes, like those below, yellow squash is the star of our summertime dinners.

Ground Beef Stuffed Squash

Kentucky Squash Casserole

Bacon Cheeseburger Squash Casserole Recipe (With Pictures)