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 Nif'S 30 Minute Tuna Casserole?

You need 13 ingredients. The key ingredients include: 3 cups rotini pasta (or other shaped pasta, I use a high fibre version), olive oil, for spritzer, 2 cups mushrooms, chopped, 1/2 cup onion, chopped, and more.

Is Nif'S 30 Minute Tuna Casserole suitable as seafood?

Yes, Nif'S 30 Minute Tuna Casserole falls under the Seafood category and is a great choice for this type of meal.

How do I store leftover Nif'S 30 Minute Tuna Casserole?

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

Nif'S 30 Minute Tuna Casserole Recipe

Name: Nif'S 30 Minute Tuna Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 cups rotini pasta (or other shaped pasta, I use a high fibre version); olive oil, for spritzer; 2 cups mushrooms, chopped; 1/2 cup onion, chopped; 1/2 cup celery, chopped (about 1 stalk); 2 garlic cloves, minced; 1 (3 ounce) can tuna, lightly drained; 1/2 cup low-fat sour cream; 1 1/2 teaspoons Worcestershire sauce; 1/2 teaspoon seasoning salt; fresh ground black pepper; 1/2 cup low-fat cheddar cheese, grated; 1 cup fresh breadcrumb, coarsely ground

Try this homemade Nif'S 30 Minute Tuna Casserole recipe the whole family will love. Made with rotini pasta, olive oil, mushrooms and onion. Easy step-by…

This Nif'S 30 Minute Tuna Casserole relies on simple, everyday ingredients such as olive oil, for spritzer, mushrooms, chopped, onion, chopped and garlic cloves, minced. It comes together quickly and makes 4 servings, at about 931 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 Seafood

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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Nif'S 30 Minute Tuna Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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