The Joanna Gaines Squash Casserole Recipe is creamy, cheesy and full of Southern comfort flavor. This baked dish is soft inside with a crispy buttery topping. Fresh yellow squash, onions and cheese combine into a warm and satisfying side dish.
It is perfect for holidays, Sunday dinners and family gatherings. Many people love this recipe because it is simple, budget-friendly and very tasty. If you want a classic homemade side dish, this Joanna Gaines Squash Casserole Recipe is a great choice.
Today, you will learn How to make Joanna Gaines Squash Casserole Recipe step by step.
The Secret Behind This Delicious
- The secret behind this casserole is cooking the squash before baking. This removes extra water and keeps the dish creamy, not watery.
- Another secret is the buttery cracker topping. It adds crunch and balances the soft cheesy filling perfectly.
- Using sharp cheddar cheese also makes the flavor richer and more satisfying in every bite.

Recipe Card info
- Recipe Name: Joanna Gaines Squash Casserole Recipe
- Servings: 8 servings
- Prep Time: 20 mins
- Cook Time: 35 mins
- Total Time: 55 mins
- Course: Side Dish
- Cuisine: Southern American
- Calories: 320 kcal per serving
Equipment List
- Large skillet
- Mixing bowl
- Baking dish
- Wooden spoon
- Measuring cups
- Measuring spoons
- Knife
- Cutting board
- Oven
Ingredients You Need for Joanna Gaines Squash Casserole Recipe
Here are the simple Ingredients for Joanna Gaines Squash Casserole Recipe:
- 6 cups yellow squash, sliced
- 1 small onion, chopped
- 1 cup cheddar cheese, shredded
- 1/2 cup sour cream
- 1/2 cup mayonnaise
- 1 egg, beaten
- 1 cup buttery crackers, crushed
- 4 tablespoons butter, melted
- 1 teaspoon salt
- 1/2 teaspoon black pepper
- 2 tablespoons butter (for cooking)
Instructions
1. Preheat the Oven
Set oven to 350°F. Grease a baking dish lightly with butter or cooking spray before preparing ingredients.
2. Cook the Squash
Place squash and onion in a skillet with butter. Cook until soft and tender for about ten minutes.
3. Drain Excess Water
Remove squash from heat carefully. Drain all extra liquid to prevent the casserole from becoming watery.
4. Cool Slightly
Let the cooked squash cool for a few minutes. This helps the mixture blend better with creamy ingredients.
5. Mix the Base
In a large bowl, combine squash, sour cream, mayonnaise, and beaten egg. Stir until well mixed and smooth.
6. Add Cheese and Seasoning
Add cheddar cheese, salt, and black pepper into the bowl. Mix gently until evenly combined.
7. Prepare the Topping
In a small bowl, mix crushed crackers with melted butter. Stir until crumbs are fully coated and buttery.
8. Fill Baking Dish
Pour squash mixture into the greased baking dish. Spread evenly using a spoon or spatula carefully.
9. Add Cracker Topping
Sprinkle buttery cracker mixture over the top. Cover the entire surface for a crispy golden finish.
10. Bake the Casserole
Bake for 35 minutes until golden brown and bubbling. The top should look crispy and slightly crunchy.
11. Rest Before Serving
Remove casserole from oven and let it rest for five minutes. This helps it set properly before serving.
12. Serve Warm
Serve warm as a side dish. Enjoy creamy squash with crispy topping in every delicious bite.
Expert Tips & Variations
- Always drain squash well.
- Use sharp cheddar for stronger flavor.
- Add cooked bacon for smoky taste.
- Mix Parmesan in topping for extra crunch.
- Do not skip pre-cooking squash.
- Add garlic powder for deeper flavor.
- Use Greek yogurt instead of sour cream.
- Try zucchini with squash mix.
- Crush crackers finely for even topping.
- Bake until golden and bubbly.
Nutrition Information
| Nutrient | Amount Per Serving |
|---|---|
| Calories | 320 kcal |
| Protein | 9 g |
| Fat | 25 g |
| Carbohydrates | 15 g |
| Fiber | 2 g |
| Sugar | 4 g |
| Sodium | 560 mg |
Serving Suggestions
- This squash casserole pairs perfectly with roasted chicken, baked ham or grilled steak. It adds creamy comfort to any meal.
- It is also great for holiday tables, especially Thanksgiving and Christmas dinners.
- Serve it with cornbread, green beans or mashed potatoes for a full Southern-style meal.
- For a lighter plate, pair it with fresh salad or grilled vegetables.
Storage & Reheating Tips
- Store leftovers in an airtight container in the refrigerator. It stays fresh for up to four days.
- Reheat in the oven at 325°F for best texture. This keeps the topping crispy and delicious.
- Microwave reheating also works but may soften the crunchy topping slightly.
- You can freeze the casserole before baking for later use. Thaw overnight before baking.

Joanna Gaines Squash Casserole Recipe
Ingredients
- 6 cups yellow squash sliced
- 1 small onion chopped
- 1 cup cheddar cheese shredded
- 1/2 cup sour cream
- 1/2 cup mayonnaise
- 1 egg beaten
- 1 cup buttery crackers crushed
- 4 tablespoons butter melted
- 1 teaspoon salt
- 1/2 teaspoon black pepper
- 2 tablespoons butter for cooking
Instructions
Preheat the Oven
- Set oven to 350°F. Grease a baking dish lightly with butter or cooking spray before preparing ingredients.
Cook the Squash
- Place squash and onion in a skillet with butter. Cook until soft and tender for about ten minutes.
Drain Excess Water
- Remove squash from heat carefully. Drain all extra liquid to prevent the casserole from becoming watery.
Cool Slightly
- Let the cooked squash cool for a few minutes. This helps the mixture blend better with creamy ingredients.
Mix the Base
- In a large bowl, combine squash, sour cream, mayonnaise and beaten egg. Stir until well mixed and smooth.
Add Cheese and Seasoning
- Add cheddar cheese, salt, and black pepper into the bowl. Mix gently until evenly combined.
Prepare the Topping
- In a small bowl, mix crushed crackers with melted butter. Stir until crumbs are fully coated and buttery.
Fill Baking Dish
- Pour squash mixture into the greased baking dish. Spread evenly using a spoon or spatula carefully.
Add Cracker Topping
- Sprinkle buttery cracker mixture over the top. Cover the entire surface for a crispy golden finish.
Bake the Casserole
- Bake for 35 minutes until golden brown and bubbling. The top should look crispy and slightly crunchy.
Rest Before Serving
- Remove casserole from oven and let it rest for five minutes. This helps it set properly before serving.
Serve Warm
- Serve warm as a side dish. Enjoy creamy squash with crispy topping in every delicious bite.
Notes
- Always drain squash well.
- Use sharp cheddar for stronger flavor.
- Add cooked bacon for smoky taste.
- Mix Parmesan in topping for extra crunch.
- Do not skip pre-cooking squash.
- Add garlic powder for deeper flavor.
- Use Greek yogurt instead of sour cream.
- Try zucchini with squash mix.
- Crush crackers finely for even topping.
- Bake until golden and bubbly.
FAQs about Joanna Gaines Squash Casserole Recipe
Why is my squash casserole watery?
Squash holds a lot of water. Always cook and drain it well before mixing to avoid a watery texture.
Can I make Joanna Gaines Squash Casserole Recipe ahead of time?
Yes, you can prepare it a day ahead. Add topping just before baking for best crunch.
What cheese works best in squash casserole?
Sharp cheddar cheese works best because it adds rich, bold flavor that blends well with squash.
Can I use zucchini instead of squash?
Yes, zucchini works well. You can also mix both squash and zucchini for extra flavor and texture.
How do I make the topping extra crispy?
Bake uncovered and use enough butter in the cracker topping. This helps it turn golden and crunchy.
Conclusion
This Southern side dish is creamy, comforting and full of flavor. The Joanna Gaines Squash Casserole Recipe is easy to make and perfect for family meals.
Now you know How to make Joanna Gaines Squash Casserole Recipe using simple ingredients and easy steps. The creamy filling and crispy topping make it a true comfort food favorite.
Try this delicious casserole soon and enjoy a warm homemade dish that everyone will love at the table.

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