5 from 117 votes
The Best Squash Casserole
The Best Squash Casserole combines tender sautéed yellow squash and onions with a creamy mixture of sour cream, cheddar, Parmesan cheese, and egg. It is topped with a crunchy layer of crushed Ritz crackers, melted butter, and extra Parmesan, then baked until golden. This dish offers a balance of soft and crispy textures with rich dairy flavors, making it suitable as a comforting side for dinners or potlucks.
Prep Time
15 mins
Cook Time
25 mins
Total Time
40 mins
Servings:
6
Servings
Calories:
313 kcal
Course:
Side Dish
Cuisine:
American
Ingredients
- 1 tablespoon canola oil
- 3 pounds yellow squash sliced
- 1 white onion diced
- 1 teaspoon salt
- 8 ounces sour cream
- 1 cup cheddar cheese shredded
- 1/2 cup Parmesan Cheese grated
- 1 large egg
Topping
- 1 leeve Ritz crackers crushed
- 2 tablespoons butter melted
- 1/4 cup Parmesan Cheese grated
Instructions
- Preheat oven to 350 degrees. Lightly grease a 9x9 baking pan or casserole dish.
- Heat canola oil in a large skillet over medium high heat. Add in squash and onion and season with salt. Cooking, stirring frequently until squash just starts to soften and liquids have been released, about 7 to 10 minutes. Drain well.
- In a large mixing bowl stir together sour cream, cheddar cheese, parmesan, and egg until well combined. Add in squash and gently fold until well coated. Pour into the prepared baking pan.
- In another small bowl, toss together crushed crackers, butter, and parmesan cheese. Sprinkle over the top of the squash.
- Bake at 350 degrees for 20 to 25 minutes, uncovered, until topping is lightly browned. Serve hot.
Cup of Yum
Nutrition Information
Calories
313kcal
(16%)
Carbohydrates
11g
(4%)
Protein
14g
(28%)
Fat
24g
(37%)
Saturated Fat
13g
(65%)
Cholesterol
87mg
(29%)
Sodium
779mg
(32%)
Potassium
713mg
(15%)
Fiber
2g
(8%)
Sugar
7g
(14%)
Vitamin A
1140IU
(23%)
Vitamin C
40.3mg
(45%)
Calcium
358mg
(36%)
Iron
1.3mg
(7%)
Nutrition Facts
Serving: 6 Servings
Amount Per Serving
Calories 313
% Daily Value*
| Calories | 313kcal | 16% |
| Carbohydrates | 11g | 4% |
| Protein | 14g | 28% |
| Fat | 24g | 37% |
| Saturated Fat | 13g | 65% |
| Cholesterol | 87mg | 29% |
| Sodium | 779mg | 32% |
| Potassium | 713mg | 15% |
| Fiber | 2g | 8% |
| Sugar | 7g | 14% |
| Vitamin A | 1140IU | 23% |
| Vitamin C | 40.3mg | 45% |
| Calcium | 358mg | 36% |
| Iron | 1.3mg | 7% |
* Percent Daily Values are based on a 2,000 calorie diet.