Hearty Tuna Pasta Bake

Featured in: Simple Feasts

This baked dish combines al dente pasta with tender tuna, sweet peas, and a rich tomato and herb sauce. A creamy flour-based sauce thickened with milk and a touch of cheese wraps the ingredients before being topped with crunchy breadcrumbs and baked until golden and bubbly. Perfect for a quick, wholesome meal that can be customized with chickpeas or extra veggies for added nutrition.

Updated on Wed, 19 Nov 2025 14:59:00 GMT
Golden-brown Tuna Pasta Bake, a comforting casserole with melted cheese and bubbling tomato sauce. Save
Golden-brown Tuna Pasta Bake, a comforting casserole with melted cheese and bubbling tomato sauce. | sugarprairie.com

A hearty, budget-friendly casserole featuring protein-rich tuna (or chickpea pasta for extra plant-based protein) that's perfect for family dinners and made mostly from pantry staples.

This Tuna Pasta Bake became a weeknight staple in my home when my kids needed more filling dinners that everyone actually enjoyed. I love that it's easily adaptable for allergies or preferences and always turns out flavorful.

Ingredients

  • Pasta: 350 g (12 oz) dried pasta (regular or chickpea pasta)
  • Tuna: 2 x 160 g (5.6 oz) cans tuna in water or olive oil, drained
  • Frozen peas: 1 cup (150 g)
  • Chopped tomatoes: 1 can (400 g/14 oz)
  • Onion: 1 medium, finely chopped
  • Garlic: 2 cloves, minced
  • Olive oil: 2 tbsp
  • Plain flour: 2 tbsp
  • Milk: 1 1/2 cups (375 ml, dairy or unsweetened plant-based)
  • Grated cheese: 1 cup (100 g, cheddar or mozzarella, optional)
  • Dried oregano: 1/2 tsp
  • Dried basil: 1/2 tsp
  • Salt and pepper: To taste
  • Bread crumbs: 1/2 cup (50 g)
  • Parmesan or extra cheddar: 1/4 cup (25 g, optional)

Instructions

Preheat Oven:
Preheat oven to 200°C (400°F).
Cook Pasta:
Cook pasta in a large pot of salted boiling water until just al dente. Drain and set aside.
Prepare Sauce:
While pasta cooks, heat olive oil in a large skillet over medium heat. Add onion and cook 3-4 minutes until softened. Add garlic and cook 1 minute more.
Thicken Sauce:
Stir in flour, cook 1 minute, then gradually whisk in milk to form a smooth sauce. Simmer, stirring, until thickened (about 3-4 minutes).
Combine Sauce Ingredients:
Stir in chopped tomatoes, oregano, basil, salt, and pepper. Simmer 3-5 minutes.
Add Tuna & Veggies:
Add drained tuna, peas, and half the grated cheese. Stir to combine.
Mix With Pasta:
Add cooked pasta and mix gently.
Assemble Bake:
Pour mixture into a greased baking dish. Sprinkle with remaining cheese, breadcrumbs, and Parmesan (if using).
Bake:
Bake 20-25 minutes until bubbly and golden on top.
Serve:
Let cool slightly before serving.
A close-up of a creamy and cheesy Tuna Pasta Bake, filled with tuna and tender pasta. Save
A close-up of a creamy and cheesy Tuna Pasta Bake, filled with tuna and tender pasta. | sugarprairie.com

We always serve this with a simple green salad, and it's a dish that disappears fast at the table, especially after school nights when everyone's hungry.

Recipe Variations

Swap the tuna for a can of drained chickpeas or cooked chicken for a different protein. Add spinach, bell peppers, or sweetcorn for extra veggies.

Serving Suggestions

Enjoy with a crisp green salad or some fresh crusty bread to round out the meal.

Allergen & Nutritional Info

Each serving contains about 480 calories, 13 g fat, 60 g carbs and 29 g protein. For nut-free, gluten-free, or dairy-free diets, use suitable alternatives and check all labels.

Flavorful Tuna Pasta Bake, fresh from the oven, ready to be served with a crisp green salad. Save
Flavorful Tuna Pasta Bake, fresh from the oven, ready to be served with a crisp green salad. | sugarprairie.com

This Tuna Pasta Bake is cozy comfort food made easy. Make it ahead for busy weeknights or bring to potlucks—everyone will ask for seconds!

Kitchen Help

Can I use chickpea pasta instead of regular pasta?

Yes, chickpea pasta works well here, boosting the protein content and catering to gluten-free diets.

How do I make this dish vegetarian?

Simply replace the tuna with cooked chickpeas or extra vegetables like spinach and bell peppers for a plant-based version.

What cheese options are suitable for topping?

Cheddar, mozzarella, or grated Parmesan all complement the flavors and create a delicious golden crust.

Can I prepare this dish ahead of time?

Yes, you can assemble it in advance and bake when ready; just add extra baking time if baking straight from the fridge.

Are there gluten-free adaptations?

Use gluten-free pasta and breadcrumbs to keep the dish suitable for gluten sensitivity.

Hearty Tuna Pasta Bake

Comforting pasta layered with tuna, creamy sauce, peas, and cheese, baked to a golden finish.

Setup duration
15 min
Heat duration
30 min
Complete duration
45 min
Created by Molly Evans

Classification Simple Feasts

Complexity Easy

Heritage International

Output 4 Portions

Nutrition guidelines None specified

Components

Pasta

01 12 oz dried pasta (regular or chickpea)

Protein & Pantry

01 2 cans (5.6 oz each) tuna in water or olive oil, drained
02 1 cup frozen peas
03 1 can (14 oz) chopped tomatoes
04 1 medium onion, finely chopped
05 2 cloves garlic, minced

Sauce

01 2 tbsp olive oil
02 2 tbsp plain flour
03 1 1/2 cups milk (dairy or unsweetened plant-based)
04 1 cup grated cheese (cheddar or mozzarella, optional)
05 1/2 tsp dried oregano
06 1/2 tsp dried basil
07 Salt and pepper, to taste

Topping

01 1/2 cup breadcrumbs
02 1/4 cup grated Parmesan or extra cheddar (optional)

Method steps

Phase 01

Preheat oven: Set oven temperature to 400°F.

Phase 02

Cook pasta: Boil pasta in salted water until just al dente, then drain and set aside.

Phase 03

Sauté aromatics: Heat olive oil in a large skillet over medium heat. Sauté onion for 3–4 minutes until softened, then add garlic and cook an additional minute.

Phase 04

Prepare sauce base: Stir in flour and cook for 1 minute. Gradually whisk in milk to create a smooth sauce, then simmer while stirring until thickened, about 3–4 minutes.

Phase 05

Add tomato and seasonings: Incorporate chopped tomatoes, oregano, basil, salt, and pepper. Simmer for 3–5 minutes to blend flavors.

Phase 06

Combine protein and vegetables: Add drained tuna, peas, and half of the grated cheese to the sauce. Stir to combine evenly.

Phase 07

Mix pasta with sauce: Fold cooked pasta gently into the sauce mixture.

Phase 08

Assemble casserole: Transfer the mixture into a greased baking dish. Top evenly with remaining cheese, breadcrumbs, and Parmesan if using.

Phase 09

Bake: Place dish in oven and bake for 20–25 minutes until the top is golden and bubbling.

Phase 10

Rest and serve: Allow casserole to cool slightly before portioning and serving.

Kitchen tools needed

  • Large pot
  • Skillet or saucepan
  • Whisk
  • 9x13 inch baking dish
  • Grater

Dietary concerns

Review ingredients carefully for potential allergens and seek professional medical guidance if uncertain.
  • Contains fish, dairy, and gluten. Substitute ingredients accordingly for allergen-free versions.

Dietary breakdown (per portion)

Values shown are estimates only - consult healthcare providers for specific advice.
  • Energy: 480
  • Fats: 13 g
  • Carbohydrates: 60 g
  • Proteins: 29 g