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Easy Squash Casserole Recipe

Easy Squash Casserole Recipe


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4.5 from 27 reviews

  • Author: Emma
  • Total Time: 45 minutes
  • Yield: 6 servings 1x
  • Diet: Vegetarian

Description

This Easy Squash Casserole is a creamy and cheesy Southern side dish that’s simple to make and bursting with flavor. Perfect for potlucks or family dinners, this casserole combines tender yellow squash with a rich, savory filling, topped with a buttery cracker crust.


Ingredients

Scale

Main Ingredients:

  • 4 cups yellow squash, thinly sliced
  • 1 small onion, finely chopped
  • 1 tablespoon olive oil or butter

Filling:

  • 1/2 cup sour cream
  • 1/2 cup mayonnaise
  • 1 cup shredded cheddar cheese
  • 1/2 teaspoon garlic powder
  • 1/2 teaspoon salt
  • 1/4 teaspoon black pepper
  • 1 large egg

Topping:

  • 1 cup crushed buttery crackers (like Ritz)
  • 2 tablespoons melted butter

Instructions

  1. Preheat the Oven: Preheat the oven to 350°F and grease a 9×9-inch baking dish.
  2. Sauté Squash and Onion: In a skillet, cook squash and onion until tender. Let cool.
  3. Prepare Filling: Whisk together sour cream, mayonnaise, egg, cheese, garlic powder, salt, and pepper. Fold in squash and onions.
  4. Assemble: Pour mixture into baking dish.
  5. Add Topping: Mix crushed crackers with melted butter and sprinkle over casserole.
  6. Bake: Bake uncovered for 25–30 minutes until golden brown and bubbly.
  7. Serve: Rest for 5 minutes before serving.

Notes

  • You can substitute zucchini for part of the squash.
  • Add cooked bacon or ham for extra flavor.
  • This dish can be made ahead and refrigerated before baking.
  • Prep Time: 15 minutes
  • Cook Time: 30 minutes
  • Category: Side Dish
  • Method: Baking
  • Cuisine: Southern

Nutrition

  • Serving Size: 1 portion
  • Calories: 280
  • Sugar: 4 g
  • Sodium: 430 mg
  • Fat: 21 g
  • Saturated Fat: 8 g
  • Unsaturated Fat: 11 g
  • Trans Fat: 0 g
  • Carbohydrates: 15 g
  • Fiber: 2 g
  • Protein: 7 g
  • Cholesterol: 55 mg