How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Squash Rice Casserole (Cooking Light)?

You need 15 ingredients. The key ingredients include: 6 cups sliced zucchini (about 2 pounds), 2 cups sliced mushrooms, 1 cup chopped onion, 2 minced garlic cloves (optional), and more.

Is Squash Rice Casserole (Cooking Light) suitable as soups & stews?

Yes, Squash Rice Casserole (Cooking Light) falls under the Soups & Stews category and is a great choice for this type of meal.

How do I store leftover Squash Rice Casserole (Cooking Light)?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Squash Rice Casserole (Cooking Light) Recipe

Name: Squash Rice Casserole (Cooking Light)
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 6 cups sliced zucchini (about 2 pounds); 2 cups sliced mushrooms; 1 cup chopped onion; 2 minced garlic cloves (optional); 1/2 cup reduced-sodium fat-free chicken broth (or vegetable broth); 2 cups cooked white rice or 2 cups cooked brown rice; 1 cup shredded reduced-fat sharp cheddar cheese or 1 cup shredded reduced-fat swiss cheese; 1/4 cup nonfat sour cream; 3/4 cup fat-free cottage cheese; 1/4 cup grated fresh parmesan cheese, divided; 1/4 cup Italian seasoned breadcrumbs; 1 teaspoon salt; 1/4 teaspoon black pepper; 2 large eggs, lightly beaten; cooking spray

Try this homemade Squash Rice Casserole (Cooking Light) recipe the whole family will love. Made with zucchini, mushrooms, onion and garlic. Easy step-by…

This Squash Rice Casserole (Cooking Light) relies on simple, everyday ingredients such as sliced mushrooms, chopped onion, nonfat sour cream and fat-free cottage cheese. It comes together quickly and makes 4 servings, at about 917 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.

Updated Jun 30, 2026

Serves 4 Soups & Stews

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Coconut cream is a reliable plant-based alternative to dairy cream.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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Squash Rice Casserole (Cooking Light)

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions