This Creamy Tuna and Potato Casserole is a comforting and flavorful dish that combines tender potatoes, savory tuna, and a rich, creamy sauce. Layered with melted mozzarella and infused with lemon zest and garlic, this casserole is perfect for a hearty dinner or as a side dish for special occasions. Easy to prepare and full of texture, it’s a delicious way to elevate humble ingredients.
Preparation Time
- Prep Time: 20 minutes
- Cook Time: 45 minutes
- Total Time: 1 hour 5 minutes
- Servings: 6
Ingredients
- Potatoes: 6 medium, peeled and sliced
- Salt (for boiling potatoes): 1 teaspoon
- Onion: 1 medium, sliced into half-rings
- Tuna in Oil: 2 cans (5 oz each), drained
- Heavy Cream (or Whipping Cream): 150 ml (5.3 fl oz)
- Lemon Zest: From ½ lemon
- Garlic: 2 cloves, minced
- Salt and Black Pepper: To taste
- Mozzarella Cheese: 200 grams (7 oz), shredded
- Olive Oil: For greasing the baking dish
- Fresh Rosemary: 1 sprig (optional)
Directions
- Boil the Potatoes:
- Peel and slice the potatoes into evenly sized pieces.
- Place them in a pot, cover with cold water, and add 1 teaspoon of salt.
- Bring to a boil, then reduce heat and simmer for 15-20 minutes until tender.
- Drain and set aside to cool slightly.
- Prepare the Onion and Tuna:
- Slice the onion into thin half-rings.
- Drain the oil from the tuna and mash it with a fork in a separate bowl.
- Assemble the Casserole:
- Preheat your oven to 200°C (390°F).
- Grease a baking dish with olive oil.
- Layer the Ingredients:
- Create a base layer with half of the sliced potatoes.
- Add a layer of sliced onions.
- Spread the mashed tuna evenly over the onions.
- Sprinkle half of the shredded mozzarella over the tuna layer.
- Make the Cream Sauce:
- In a medium bowl, whisk together the heavy cream, lemon zest, and minced garlic.
- Season with salt and black pepper to taste.
- Complete the Layers and Bake:
- Pour the cream sauce evenly over the casserole.
- Add the remaining sliced potatoes as the top layer.
- Sprinkle the rest of the mozzarella cheese over the top.
- Place a sprig of rosemary on top, if using (remove before serving).
- Bake and Serve:
- Bake for 25-30 minutes, or until the cheese is melted and bubbly, and the potatoes are tender throughout.
- Remove from the oven and let cool slightly before serving.
5 Serving Suggestions
- Pair with a crisp green salad for a balanced meal.
- Serve alongside garlic bread or warm dinner rolls.
- Accompany with steamed vegetables like broccoli or green beans.
- Garnish with fresh parsley for added color and freshness.
- Serve with a glass of white wine for an elegant touch.
5 Cooking Tips
- Use starchy potatoes like Russets for the best texture and creaminess.
- Mash the tuna thoroughly to create a smooth and even layer.
- Adjust the amount of garlic and lemon zest to suit your flavor preferences.
- Cover the dish with foil during baking to prevent the cheese from over-browning.
- Let the casserole rest for 5-10 minutes after baking to allow the layers to set.
Nutritional Benefits
- Potatoes: A rich source of potassium and dietary fiber.
- Tuna: High in protein and omega-3 fatty acids for heart health.
- Garlic: Contains antioxidants and may boost immunity.
- Lemon Zest: Provides vitamin C and a burst of freshness.
Dietary Information
- Gluten-Free: Yes
- Dairy-Free: No (use dairy-free cream and cheese for a dairy-free option)
- Vegetarian: No (replace tuna with plant-based protein for a vegetarian version)
Nutritional Facts (Per Serving)
- Calories: 350 kcal
- Protein: 20g
- Fat: 18g
- Carbohydrates: 28g
- Fiber: 3g
- Sugar: 2g
Storage
- Refrigeration: Store in an airtight container in the refrigerator for up to 3 days.
- Freezing: Freeze in individual portions for up to 2 months. Thaw overnight in the refrigerator and reheat in the oven or microwave.
Why You’ll Love This Recipe
- Combines classic comfort food ingredients into a flavorful and satisfying dish.
- Easy to prepare and perfect for meal prepping.
- The creamy lemon-garlic sauce adds a bright and rich flavor.
- Versatile enough for weeknight dinners or special occasions.
- Packed with protein and nutrients for a balanced meal.
Conclusion
Creamy Tuna and Potato Casserole is a hearty, satisfying dish that’s easy to make and sure to impress. The tender layers of potatoes, savory tuna, and creamy, cheesy topping create a perfect balance of flavors and textures. Whether served for a family dinner or a cozy gathering, this casserole will become a beloved favorite. Try it today and enjoy the comfort of this delicious dish!
10 Frequently Asked Questions
- Can I use sweet potatoes instead of regular potatoes? Yes, sweet potatoes add a slightly sweet and unique flavor.
- What other cheeses can I use? Cheddar, Gruyere, or Monterey Jack are great substitutes.
- Can I prepare this casserole ahead of time? Yes, assemble the casserole, cover, and refrigerate overnight. Bake when ready to serve.
- What can I use instead of tuna? Cooked chicken, salmon, or plant-based protein are good alternatives.
- Can I make this dairy-free? Yes, use dairy-free cream and mozzarella substitutes.
- How do I keep the potatoes from becoming mushy? Boil the potatoes just until tender, not overcooked, to maintain their texture.
- Can I add more vegetables? Absolutely! Add spinach, peas, or zucchini for extra nutrients.
- What’s the best way to reheat leftovers? Reheat in the oven at 180°C (350°F) until warmed through, or use a microwave.
- Can I use canned salmon instead of tuna? Yes, canned salmon works well in this recipe.
- How do I prevent the top layer from burning? Cover the casserole with foil if it begins to brown too quickly during baking.
Enjoy this delicious casserole for a comforting and flavorful meal! 🥔🐟✨