This Cheesy Summer Squash Casserole is a creamy and comforting dish that combines tender yellow squash with rich cheddar cheese and a crispy breadcrumb topping. Perfect as a side dish or a main course, it’s a delicious way to enjoy the summer squash season. Easy to prepare and bursting with flavor, it’s sure to become a family favorite.
Preparation Time
- Prep Time: 20 minutes
- Cook Time: 45 minutes
- Total Time: 1 hour 5 minutes
Ingredients
- 2 medium yellow summer squash (about 1 pound)
- 1 teaspoon kosher salt, plus more to taste
- 1 small yellow onion, finely diced
- Freshly ground black pepper, to taste
- 1 large egg
- 1 teaspoon sugar
- 3/4 cup shredded Cheddar cheese, divided
- 1/2 cup mayonnaise
- 4 tablespoons melted butter, divided, plus more for the casserole dish
- 1 cup finely ground fresh breadcrumbs
Directions
Preheat the Oven:
- Preheat your oven to 350°F.
- Butter a 1-quart casserole or baking dish and set it aside.
Cook the Squash:
- Slice the yellow squash without peeling or removing seeds.
- Place the slices in a medium saucepan, cover with water, and add 1 teaspoon of kosher salt.
- Bring to a boil over high heat, reduce to medium-low, and cover. Cook until tender, about 10 to 15 minutes.
Mash the Squash:
- Drain the cooked squash thoroughly, return it to the saucepan, and mash until smooth.
- Season with additional salt and freshly ground black pepper to taste.
Prepare the Egg Mixture:
- In a bowl, whisk the egg and sugar lightly.
- Add mayonnaise, diced onion, 1/2 cup of shredded cheddar cheese, and 2 tablespoons of melted butter.
- Stir until fully combined.
Combine the Mixtures:
- Stir the mashed squash into the egg and mayonnaise mixture. Mix thoroughly to combine.
Assemble the Casserole:
- Pour the squash mixture into the prepared casserole dish.
- Sprinkle the remaining 1/4 cup of shredded cheddar cheese on top.
Prepare the Breadcrumb Topping:
- Toss the breadcrumbs with the remaining 2 tablespoons of melted butter.
- Sprinkle the buttered breadcrumbs evenly over the casserole.
Bake:
- Place the casserole in the preheated oven.
- Bake for 40 to 45 minutes, until bubbly and lightly browned on top.
Serve:
- Serve the squash casserole hot. Enjoy its creamy, cheesy goodness!
Serving Suggestions
- Pair with roasted chicken or grilled steak for a hearty meal.
- Serve alongside a crisp green salad for a lighter dinner.
- Add a dollop of sour cream or a sprinkle of fresh parsley for extra flavor.
- Enjoy as a side dish for your holiday gatherings or summer barbecues.
Cooking Tips
- Thoroughly drain the squash to avoid a watery casserole.
- Use freshly shredded cheese for the best melt and flavor.
- For added crunch, use panko breadcrumbs instead of regular breadcrumbs.
Nutritional Benefits
- Summer squash is low in calories and rich in vitamin C and fiber.
- Cheddar cheese provides calcium and protein.
- Eggs add high-quality protein and essential vitamins.
Dietary Information
- Vegetarian-friendly.
- Not suitable for gluten-free diets unless using gluten-free breadcrumbs.
Nutritional Facts (per serving, approximate)
- Calories: 220
- Protein: 7g
- Fat: 18g
- Carbohydrates: 10g
- Fiber: 2g
Storage
- Store leftovers in an airtight container in the refrigerator for up to 3 days.
- Reheat in the oven at 350°F until warmed through for the best texture.
- Freezing is not recommended, as the squash may become watery upon thawing.
Why You’ll Love This Recipe
- Simple ingredients come together to create a comforting and flavorful dish.
- The creamy texture pairs perfectly with the crispy breadcrumb topping.
- Versatile enough for weeknight dinners or holiday feasts.
- A great way to use up fresh summer squash from your garden or market.
Conclusion
This Cheesy Summer Squash Casserole is a delightful blend of creamy, cheesy, and crispy textures that will please everyone at the table. Its comforting flavors make it perfect for any meal, and the simplicity of the recipe ensures it’s easy to prepare. Try this dish today and savor the taste of summer!
Frequently Asked Questions
- Can I use zucchini instead of yellow squash?
Yes, zucchini works well as a substitute in this recipe. - Can I make this dish ahead of time?
Yes, assemble the casserole without the breadcrumb topping and refrigerate. Add the breadcrumbs just before baking. - Can I use light mayonnaise?
Yes, light mayonnaise can be used to reduce the fat content. - Can I freeze this casserole?
It’s not recommended, as the squash may release excess water when thawed. - What type of breadcrumbs should I use?
Freshly ground or panko breadcrumbs are ideal for a crispy topping. - Can I use other cheeses?
Yes, Gruyere, Monterey Jack, or Parmesan can be used for different flavor profiles. - How do I prevent the casserole from being watery?
Thoroughly drain the squash after cooking to remove excess moisture. - Can I add other vegetables?
Yes, diced bell peppers or mushrooms can add extra flavor and texture. - Can I make this gluten-free?
Use gluten-free breadcrumbs to make the recipe gluten-free. - What size casserole dish should I use?
A 1-quart casserole or baking dish is perfect for this recipe.