Country Diner Casserole
Ingredients
1 1/2 pounds russet potatoes, peeled and diced
cold water, to taste
1/2 cup half-and-half
5 tablespoons unsalted butter
1 1/2 teaspoons kosher salt, divided
3 cloves garlic, minced
1/4 cup chives, freshly chopped
2 large egg yolks, lightly beaten
2 tablespoons vegetable oil
1 medium onion, diced
3/4 cup green peppers, diced
1/2 cup celery, diced
2 pounds lean ground beef
1 cup tomato sauce
2/3 cup breadcrumbs
1 1/2 tablespoons Worcestershire sauce
1 1/2 tablespoons tomato paste
green onions, optional, to taste, chopped, for garnish
Make Recipe
Directions
Step 1 -
In a medium-sized pot with a lid, add the potatoes and enough of the cold water to just cover them.
Step 2 -
Cover the pot and place it over high heat on the stovetop.
Step 3 -
Bring the water to a boil and remove the lid.
Step 4 -
Reduce the heat to medium-low and allow the potatoes to simmer until fork-tender, about 15 minutes.
Step 5 -
Drain the potatoes and return them to the pot.
Step 6 -
Add the half-and-half, the butter, 1 teaspoon of the kosher salt, the minced garlic, and the chives to the potatoes and mash until smooth.
Step 7 -
Add the egg yolks to the mashed potatoes and stir until fully incorporated.
Step 8 -
Preheat the oven to 400 degrees F.
Step 9 -
In a large skillet over medium-high heat, add the vegetable oil and heat until it is shimmering.
Step 10 -
Add the onions, the bell peppers, and the celery to the hot oil and cook, while stirring, until completely soft, about 8 minutes.
Step 11 -
Add the ground beef to the vegetable mixture and cook, while stirring and crumbling the meat, until the beef is no longer pink, about 5-7 minutes.
Step 12 -
Add the remaining kosher salt, the tomato sauce, the breadcrumbs, the Worcestershire sauce, and the tomato paste to the beef mixture and stir to combine.
Step 13 -
In a 2 1/2-quart casserole dish, add the beef mixture and spread it out evenly.
Step 14 -
Add the mashed potatoes on top of the meat mixture and carefully spread them out evenly.
Step 15 -
Bake until the mashed potatoes are lightly browned, about 25 minutes.
Step 16 -
Serve garnished with the green onions.
Hey everyone! So glad you're checking out this Country Beef Casserole recipe. I’ve made this dish countless times, and it’s always a huge hit – truly the definition of comfort food. While the recipe itself is straightforward, I wanted to share some of my personal tips and tricks to make your Country Diner Casserole even more amazing, whether it's for a busy weeknight or a cozy Sunday dinner. First off, let’s talk about that glorious golden-brown mashed potato topping. Getting it just right is key! For extra fluffy potatoes, make sure not to overwork them after mashing; gentle stirring is best. If you want an even richer topping, a sprinkle of parmesan or cheddar cheese mixed into the potatoes before baking, or even just on top for the last 10 minutes, adds a fantastic savory crust. The OCR mentioned a "golden-brown mashed potato topping," and a little cheese or a quick broil at the end can really enhance that! This casserole is also perfect for meal prepping. You can assemble the entire casserole in a white baking dish up to a day in advance, cover it tightly with foil, and refrigerate. Just add an extra 10-15 minutes to the baking time if it's going into the oven cold. For freezing, prepare the casserole completely, but don't bake it. Cover it tightly with foil and then plastic wrap, and freeze for up to 3 months. When you're ready to eat, thaw it overnight in the fridge and then bake as directed, again, adding extra time until heated through and golden. Want to switch things up? This ground beef and vegetable filling is super versatile. Feel free to add other veggies you have on hand like frozen peas, corn, or diced carrots along with the onions, bell peppers, and celery. A dash of smoked paprika or a pinch of red pepper flakes can give the beef filling a little extra kick. Some people even like to sneak in a layer of shredded cheese between the beef mixture and the mashed potatoes for an extra creamy surprise! Finally, what to serve with your delicious Country Diner Casserole? It’s a complete meal on its own, but a simple green salad with a light vinaigrette or some steamed green beans makes a perfect side dish to cut through the richness. And don’t forget some crusty bread for soaking up any extra savory juices from that incredible beef filling! Trust me, this dish is a winner every time. Enjoy, and let me know your favorite variations!
