Indulge in the ultimate comfort food with this hearty Potatoes Tuna Casserole (No Pasta Added) recipe! Perfect for weeknight dinners or family gatherings, this casserole swaps traditional pasta for tender, thinly sliced Russet potatoes for a gluten-free twist on a classic. Layers of creamy cheddar cheese sauce, protein-packed canned tuna, and vibrant green peas are topped with a golden breadcrumb crust infused with parsley for a satisfying crunch. With just 20 minutes of prep time, this one-dish wonder comes together effortlessly and bakes to perfection in under an hour. Serve it as a nutritious, balanced meal that’s rich in flavor, easy to make, and sure to leave everyone at the table asking for seconds!
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Preheat the oven to 375°F (190°C). Lightly grease a 9x13-inch casserole dish with olive oil.
Peel the potatoes and slice them into thin rounds, about 1/4 inch thick. Place them in a pot of salted water and bring to a boil. Cook for 5-7 minutes until slightly tender but not fully cooked. Drain and set aside.
In a large skillet over medium heat, melt the butter. Add the diced onion and cook for 3-4 minutes until softened.
Sprinkle the flour over the onions and stir constantly for 1 minute to create a roux.
Gradually whisk in the milk, stirring constantly to prevent lumps. Cook for 3-4 minutes until the sauce thickens.
Add 1 cup of the shredded cheddar cheese to the sauce and stir until melted. Season with salt, black pepper, and garlic powder. Remove from heat.
In a large mixing bowl, combine the drained tuna, frozen peas, and the cheese sauce. Mix until well incorporated.
Layer half of the potato slices on the bottom of the greased casserole dish. Spread half of the tuna mixture over the potatoes. Repeat with the remaining potatoes and tuna mixture.
Sprinkle the remaining 0.5 cup of shredded cheddar cheese evenly over the top.
In a small bowl, mix the breadcrumbs with dried parsley. Sprinkle the breadcrumb mixture evenly over the casserole.
Bake in the preheated oven for 25-30 minutes, or until the top is golden brown and the casserole is bubbling at the edges.
Let the casserole cool for 5 minutes before serving. Enjoy!
Serving size | (2074.3g) |
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Amount per serving | % Daily Value* |
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Calories | 2752.4 |
Total Fat 111.7g | 0% |
Saturated Fat 65.5g | 0% |
Polyunsaturated Fat 0.3g | |
Cholesterol 408.0mg | 0% |
Sodium 5251.8mg | 0% |
Total Carbohydrate 279.4g | 0% |
Dietary Fiber 25.8g | 0% |
Total Sugars 51.1g | |
Protein 172.1g | 0% |
Vitamin D 331.8IU | 0% |
Calcium 2092.0mg | 0% |
Iron 17.3mg | 0% |
Potassium 5990.6mg | 0% |
Source of Calories