Step 1: Prepare the Potatoes
Boil the potatoes: Place the diced potatoes in a pot of salted water. Bring to a boil and cook for about 8-10 minutes or until tender. Drain and reserve.
Step 2: Prepare the Casserole Mixture
Preheat the oven: Preheat the oven to 375°F (190°C). Grease a 9×13-inch baking dish with butter or cooking spray.
Combine the ingredients: In a large bowl, combine the drained tuna, thawed peas, diced onion, celery, red pepper flakes, grated cheddar cheese, mayonnaise, sour cream, Dijon mustard, garlic powder, salt and pepper. Stir well until well combined.
Add the potatoes: Gently fold in the cooked, diced potatoes until well coated with the tuna and vegetable mixture.
Step 3: Assemble the Casserole
Transfer to a baking dish: Transfer the tuna and potato mixture to the prepared dish, spreading it out evenly.
Step 4: Make the Topping
Make the breadcrumbs: In a small bowl, combine the breadcrumbs and melted butter. Stir until the breadcrumbs are coated in butter.
Step 5: Bake the Casserole
Coat with breadcrumbs: Sprinkle the buttered breadcrumbs evenly over the top of the casserole.
Bake: Place the dish in the preheated oven and bake for 25 to 30 minutes, or until the dish is heated through and the breadcrumbs are golden brown.
Step 6: Serve
Garnish and Serve: Remove the casserole from the oven and let it cool slightly. Garnish with chopped fresh parsley before serving.
Enjoy: Serve warm as a comforting and hearty main course.
Tips for the Perfect Tuna and Potato Casserole:
Variations: Feel free to add other vegetables like corn, carrots, or mushrooms to suit your taste.
Cheese: Experiment with different types of cheese like mozzarella or Swiss for a different flavor profile. Make
Ahead: You can assemble the casserole ahead of time and refrigerate it until ready to cook. Just add a few extra minutes to the cooking time if cooking from a refrigerated dish.
This tuna and potato casserole is a wonderful dish for family dinners or potlucks, offering a creamy and satisfying combination of flavors and textures. Enjoy!
