The easy, cheesy side dish everyone goes back for
This is one of those recipes that quietly steals the show.
Creamy, cheesy squash baked until golden on top… it’s simple, comforting, and perfect for feeding a crowd.
If you’ve got family coming over or you need a reliable holiday side, this is the one.
Why You’ll Love This
- Made with simple, everyday ingredients
- Creamy, cheesy, and full of flavour
- Perfect make-ahead dish
- Great for holidays or family dinners
- Always a crowd favourite
Ingredients
- 4 cups steamed squash
- ½ cup mayo
- 2 eggs
- ½ cup sautéed onions
- ½ stick butter (melted)
- 3 cups shredded cheese (pepper jack + sharp cheddar works great)
- Salt and pepper to taste

Instructions
1. Preheat oven
Preheat oven to 180°C (350°F).
2. Sauté the onions
In a saucepan with 2 tablespoons oil, sauté onions until soft and transparent (about 3 minutes).

3. Mix the casserole
In a large bowl, combine:
steamed squash, mayo, eggs, sautéed onions, melted butter, salt, pepper, and 1½ cups of the cheese.
Mix until well combined.

4. Assemble
Pour mixture into a greased baking dish.
Top with the remaining 1½ cups of cheese.

5. Bake
Bake for 30 minutes until:
- hot and bubbly
- cheese is melted and slightly golden
6. Serve
Let sit for a few minutes before serving.

Tips That Make This Better
- Drain squash well to avoid excess moisture
- Use a mix of cheeses for more flavour
- Add a pinch of garlic powder for extra depth
- Slightly brown the top under the grill for a golden finish
Perfect For
- Holiday meals
- Sunday dinners
- Potlucks
- Make-ahead side dishes
Make Ahead Tip
You can assemble this the night before, cover, and refrigerate.
Bake fresh the next day for an easy, stress-free side.
This casserole is incredibly simple but so satisfying — perfect for showing how easy holiday cooking can be…

