Description
Celebrate summer flavors with this Healthy Summer Squash and Corn Casserole! Made with fresh yellow squash, sweet corn, creamy Greek yogurt, and a light cheesy topping, this easy baked casserole is the perfect healthy side dish or vegetarian dinner. Great for using garden vegetables, meal prep, family dinners, potlucks, and summer gatherings, this wholesome recipe is packed with flavor and simple ingredients.
Ingredients
Scale
Main Ingredients
- 4 medium yellow summer squash, thinly sliced
- 3 cups fresh corn kernels (about 4 ears of corn)
- 1 small onion, finely diced
- 2 cloves garlic, minced
- 1 tablespoon olive oil
Creamy Mixture
- ¾ cup plain Greek yogurt
- 2 large eggs
- ½ cup shredded Parmesan cheese
- 1 teaspoon dried thyme
- 1 teaspoon Italian seasoning
- ½ teaspoon salt
- ¼ teaspoon black pepper
Topping
- 1 cup shredded mozzarella cheese
- ¼ cup grated Parmesan cheese
Optional Garnish
- Fresh parsley
- Chopped basil
- Green onions
Instructions
- Preheat oven to 375°F (190°C) and grease a 9×13-inch baking dish.
- Heat olive oil in a skillet. Sauté onion for 3 minutes, add garlic for 30 seconds, then cook squash and corn for 5–7 minutes until slightly softened.
- In a bowl, whisk together Greek yogurt, eggs, Parmesan, thyme, Italian seasoning, salt, and black pepper until smooth.
- Add cooked vegetables to the yogurt mixture and stir to combine evenly.
- Transfer mixture into the prepared baking dish and spread evenly.
- Sprinkle mozzarella and extra Parmesan evenly over the top.
- Bake uncovered for 30–35 minutes until golden, bubbly, and set.
- Let rest for 5–10 minutes before serving.
- Garnish with fresh herbs if desired and serve warm.
Notes
- Cook squash lightly to avoid excess moisture and keep the casserole from becoming watery.
- Use fresh or frozen corn—both work well depending on availability.
- Let it rest before serving so it sets properly and slices neatly.
- Prep Time: 20
- Cook Time: 35
- Category: Dinner
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 servings
- Calories: 210 calories
