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 Pasta Primavera Casserole?

You need 13 ingredients. The key ingredients include: 1 (16 oz.) pkg. Ronzoni ziti, 2 medium zucchini, cut into strips, 2 red peppers, cut into strips, 2 c. sliced mushrooms, and more.

Is Pasta Primavera Casserole suitable as pasta & noodles?

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

How do I store leftover Pasta Primavera Casserole?

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

Pasta Primavera Casserole Recipe

Name: Pasta Primavera Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 (16 oz.) pkg. Ronzoni ziti; 2 medium zucchini, cut into strips; 2 red peppers, cut into strips; 2 c. sliced mushrooms; 1 c. chopped scallions; 1/3 c. butter or margarine; 2 c. chopped tomatoes; 1/2 c. all-purpose flour; 2 c. milk; 2 c. chicken broth; 1/2 tsp. nutmeg; 1/4 tsp. pepper; 2 (10 oz. each) pkg. Birds Eye chopped spinach, thawed and well drained

Try this homemade Pasta Primavera Casserole recipe the whole family will love. Made with Ronzoni ziti, zucchini, red peppers and mushrooms. Easy step-by…

This Pasta Primavera Casserole relies on simple, everyday ingredients such as (16 oz.) pkg. ronzoni ziti, red peppers, cut into strips, sliced mushrooms and chopped scallions. It comes together quickly and makes 4 servings, at about 606 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

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.
A good 1:1 gluten-free flour blend works well if you need a gluten-free version.

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

My Personal Notes

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Pasta Primavera Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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