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Yellow Squash Casserole Recipe – Cooking Classy


  • Author: Elsa
  • Total Time: 55 minutes
  • Yield: 6 servings 1x
  • Diet: Vegetarian

Description

A classic Southern-style yellow squash casserole featuring tender squash and onions, creamy cheese filling, and a buttery cracker topping. Comforting and perfect as a side dish for any meal.


Ingredients

Scale
  • 4 cups yellow squash, thinly sliced
  • 1 medium onion, diced
  • 2 tablespoons unsalted butter
  • 2 large eggs
  • 1/2 cup mayonnaise or sour cream
  • 1 cup shredded cheddar cheese
  • 1/2 teaspoon salt
  • 1/4 teaspoon black pepper
  • Optional: 1/2 teaspoon thyme or paprika
  • 1 cup crushed Ritz crackers (or breadcrumbs)
  • 1 tablespoon butter (for topping)

Instructions

  1. Preheat oven to 350°F (175°C). Grease a 9×13-inch baking dish.
  2. In a skillet, sauté yellow squash and onion in 2 tbsp butter over medium heat for 5–7 minutes until just tender. Drain excess liquid.
  3. In a large bowl, whisk eggs, then mix in mayo or sour cream, shredded cheese, salt, pepper, and optional seasonings.
  4. Add sautéed squash and onions to the egg mixture and combine gently.
  5. Pour mixture into the prepared dish.
  6. Top with crushed crackers and dot with 1 tbsp butter.
  7. Bake uncovered for 30–35 minutes until the top is golden and bubbly.
  8. Cool for 10 minutes before serving.

Notes

You can make this ahead of time and refrigerate it before baking. For a twist, mix cheddar with a bit of mozzarella or add a pinch of cayenne for heat.

  • Prep Time: 20 minutes
  • Cook Time: 35 minutes
  • Category: Side Dish
  • Method: Baking
  • Cuisine: Southern

Nutrition

  • Serving Size: 1 portion
  • Calories: 340
  • Sugar: 4g
  • Sodium: 520mg
  • Fat: 24g
  • Saturated Fat: 10g
  • Unsaturated Fat: 11g
  • Trans Fat: 0g
  • Carbohydrates: 18g
  • Fiber: 2g
  • Protein: 9g
  • Cholesterol: 85mg

Keywords: yellow squash casserole, southern casserole, cheesy vegetable bake, comfort food