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 Zucchini Pasta Casserole?

You need 10 ingredients. The key ingredients include: 1 cup diced zucchini, 1/2 cup diced green pepper, 1/2 cup diced sweet red pepper, 1/4 cup diced onion, and more.

Is Zucchini Pasta Casserole suitable as pasta & noodles?

Yes, Zucchini Pasta Casserole falls under the Pasta & Noodles category and is a great choice for this type of meal.

How do I store leftover Zucchini Pasta Casserole?

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

Zucchini Pasta Casserole Recipe

Name: Zucchini Pasta Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 cup diced zucchini; 1/2 cup diced green pepper; 1/2 cup diced sweet red pepper; 1/4 cup diced onion; 2 tablespoons vegetable oil; 1/4 cup Italian-seasoned dry bread crumbs; 1/4 teaspoon salt; 1/8 teaspoon pepper; 1 cup cooked tricolor spiral pasta; Grated Parmesan cheese, optional

Try this homemade Zucchini Pasta Casserole recipe the whole family will love. Made with zucchini, green pepper, sweet red pepper and onion. Easy step-by…

This Zucchini Pasta Casserole relies on simple, everyday ingredients such as diced zucchini, diced green pepper, diced sweet red pepper and diced onion. It comes together quickly and makes 4 servings, at about 324 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 Pasta & Noodles

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

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

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

My Personal Notes

Saved locally in your browser — visible only to you.

Zucchini Pasta Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions