Cheesy Summer Squash Casserole
- Brianne Thomas
- Jun 1, 2023
- 4 min read
Updated: Apr 3
This Cheesy Summer Squash Casserole is not only simple to make, but it's also a fantastic way to enjoy the flavors of summer. With its creamy, cheesy goodness and satisfying crunch, it's sure to become a staple on your summer table
As the sun sets on another summer, vegetable gardeners everywhere face a delightful dilemma: an abundance of squash! Whether it's zucchini or yellow squash, it seems like these vibrant veggies multiply overnight. But don't worry, I've got just the recipe to tackle that mountain of produce.
Introducing your soon-to-be favorite dish: the Cheesy Squash Casserole! This dish is not only incredibly delicious, but it's also versatile enough to become a staple in your kitchen repertoire. Serve it as a scrumptious side or let it shine as the star of the show over a bed of rice or noodles.
So, dust off those casserole dishes and get ready to fall in love with your new go-to recipe. Your taste buds will thank you!
Why You’ll Love This Cheesy Summer Squash Casserole
Quick & Easy. This dish comes together in just a few simple steps.
Affordable. Whether you grow it yourself or pick it up from the store, squash is a budget-friendly produce choice
Good for You. Squash is a powerhouse that is full of vitamins C and A, fiber, magnesium,
potassium, folate, and B6.
How to Serve Cheesy Summer Squash Casserole
Serve this along with other warm-weather favorites like Homemade BBQ Meatballs, Baked BBQ Bacon Chicken, or Grilled Pork Chops with Asian Plum Sauce.
Helpful Tips for Making Cheesy Summer Squash Casserole
Sauté the Squash! This helps the squash release steam and prevents it from browning. It's important to keep the squash relatively firm since it will be baked later.
How to Prep Cheesy Summer Squash Casserole in Advance
Prepare the casserole according to the instructions, but skip the crushed cracker topping for now.
Cover it and place it in the refrigerator until you're ready to bake. When it's time to cook, take it out and let it sit until it’s nearly at room temperature. Just before popping it in the oven, sprinkle the crackers on top.
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Ingredients
4 cups sliced summer squash (yellow squash or zucchini)
1 medium onion, chopped
1 cup sharp cheddar cheese, freshly shredded
1 cup sour cream
½ cup mayonnaise
½ cup Parmesan cheese, freshly grated
¼ cup unsalted butter, melted
½ cup crushed Homemade Sourdough Crackers
1 teaspoon garlic powder
1 teaspoon salt
½ teaspoon ground black pepper
¼ teaspoon crushed red pepper (optional)
Directions
Preheat oven to 350°F.
Heat a large skillet over medium-high heat and sauté 4 cups sliced yellow squash, stirring frequently for approximately 4-5 minutes. Once sautéed, transfer the squash to a colander placed over a bowl and allow it to drain for about five minutes.
In a large mixing bowl, combine the drained squash and onions with 1 cup shredded sharp cheddar cheese, 1 cup sour cream, ½ cup mayonnaise, 1 teaspoon garlic powder, 1 teaspoon, ½ teaspoon ground black pepper, and ¼ teaspoon crushed red pepper. Stir until all ingredients are well combined.
Transfer the squash mixture into a greased 9x13-inch baking dish. In a separate bowl, combine ½ cup Homemade Sourdough Crackers, ½ cup freshly grated Parmesan cheese, and ¼ cup melted unsalted butter. Sprinkle this mixture evenly over the squash.
Place the casserole in the preheated oven and bake for 25-30 minutes or until the top is golden brown and bubbly.
Remove from oven and let it cool slightly. Garnish with freshly chopped herbs before serving.
How to Store Cheesy Summer Squash Casserole
Leftovers can be stored in an airtight container in the refrigerator for up to 4 days. Reheat in the microwave or in the oven at 350°F until heated through.
How to Freeze Cheesy Summer Squash Casserole
Prepare and bake as directed. Allow to cool completely. Store in an airtight, freezer-safe container or tightly cover with plastic wrap and/or aluminum foil and freeze for up to 3 months. When ready to bake, thaw completely in the refrigerator, then bake at 350°F for approximately 35 minutes or until completely heated through.
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