Some recipes never go out of style, and this Freezer-Friendly Hamburger Casserole is one of them.
This is one of those comforting dinners that reminds me of Sunday evenings growing up. Tender potatoes, seasoned ground beef, creamy mushroom soup, sweet onions, and plenty of melted cheddar cheese come together in one cozy casserole the whole family loves.
The best part? It doubles as an incredible freezer meal.
Whether you’re meal prepping for busy weeknights, stocking the freezer before a new baby arrives, or simply trying to make dinner easier, this classic casserole freezes beautifully and tastes just as comforting after reheating.
Although this is a great dish to eat year-round, we often would eat it exactly as pictured – served with fresh, summer garden veggies. The meal would include butter beans, cucumbers and tomatoes from the garden, as well as a hint of fresh peppers diced on top for a little heat if you liked.
This meal has a way of making you feel good from the inside out. Friends have described it to me as “a hug for your belly.”
Why You’ll Love This Freezer Meal
- Minimal prep work
- Perfect for meal prep
- Budget-friendly ingredients
- Uses pantry staples
- Family favorite
- Great for gifting to friends or new parents
- Freezes up to 3 months
Tools You Need:
- Casserole Dish with Lid -OR- Dutch Oven with Lid
- Skillet
- Cutting board
- Chef Knife
Ingredients
- 1 lb ground beef 93%, 7%
- 1 can Campbell’s cream of mushroom soup
- ~6 medium red potatoes sliced ¼ inch thick
- 1 sweet onion
- 2 cups shredded mild cheddar cheese
- salt
- black pepper
How To Make Hamburger Casserole
This casserole begins by preheating your oven to 375 degrees. Next, you want to cook your ground beef. I find that adding 1 Tablespoon of water to the skillet helps break up the fats, creating cooked ground beef that is fine, rather than chunky. Drain any excess fat from ground beef. Once this is complete, set aside and slice red potatoes and sweet onions. I like to keep potato skins on for pretty color and extra nutrients! You can always peel them, if preferred.
I like to layer the dish with ground beef, then sweet onions, and then red potatoes. Season the potato layer with a sprinkle of salt and black pepper. Depending on the size of your casserole dish, you want to get at least two layers of these.
The final ingredient before popping into the oven is cream of mushroom soup! I always say, 1 can per pound of beef used. One may be enough for you though – up to 1.5 pounds of beef. Place lid on casserole and place into the preheated oven.
When potatoes are soft (when poked with a fork), the casserole is done. This typically takes about 45 minutes to a 1 hour. Final step is shaking the 2 cups of cheese evenly across the top of the bubbling soup. Replace lid and place back into the oven for 5 minutes.
How to Freeze Hamburger Casserole
This casserole is ideal for freezing before baking.
Option 1 (My Favorite)
Assemble everything except the cheese.
Wrap tightly with:
- plastic wrap
- aluminum foil
Freeze for up to 3 months.
When ready to cook:
- thaw overnight
- bake covered
- add cheese during the last 5–10 minutes.
Option 2
Bake completely.
Cool.
Portion into airtight containers.
Freeze individual servings for easy lunches.
How to Bake from Frozen
If thawed overnight:
Bake at 375°F for 45 minutes to 1 hour, until potatoes are fork tender.
Top with cheese during the last 5 minutes.
If cooking directly from frozen:
Bake covered for 1½–2 hours.
Remove cover.
Add cheese.
Bake another 5 minutes.
Storage
Refrigerator:
3–4 days
Freezer:
Up to 3 months
Tips for Best Results
✔ Slice potatoes uniformly (about ¼-inch thick).
✔ Use freshly shredded cheese for the smoothest melt.
✔ Season each potato layer—not just the beef.
✔ A mandoline slicer makes prep much faster.
✔ Disposable foil pans make excellent freezer meals for gifting.
Variations
- Add sliced mushrooms
- Stir in frozen peas
- Use cream of chicken instead
- Try Monterey Jack or Colby cheese
- Add garlic powder or smoked paprika
- Swap ground turkey
What to Serve With Hamburger Casserole
- Fresh garden salad
- Green beans
- Roasted broccoli
- Butter beans
- Dinner rolls
- Fresh tomatoes and cucumbers
Frequently Asked Questions
Can you freeze hamburger casserole?
Yes! This casserole freezes exceptionally well before or after baking. For the best texture, freeze it before baking and add the cheese just before serving.
Can potatoes be frozen in casseroles?
Yes. Thinly sliced potatoes bake up beautifully after freezing, especially when they’re surrounded by a creamy sauce that helps retain moisture.
How long does hamburger casserole last in the freezer?
Properly wrapped, it will maintain its best quality for up to 3 months.
Should I thaw before baking?
For the most even cooking, yes. Thaw overnight in the refrigerator before baking. If needed, you can bake from frozen—just plan on significantly increasing the cooking time.
Can I make two casseroles at once?
Absolutely! Since you’re already browning the ground beef, doubling the recipe is an easy way to stock your freezer for another busy night.
Recipe Card
Mama’s Hamburger Casserole
Ingredients
- 1 lb ground beef 93%, 7%
- 1 can Campbell's cream of mushroom soup
- 6 medium red potatoes sliced ¼ inch thick
- 1 sweet onion
- 2 cups shredded mild cheddar cheese
- salt
- black pepper
Instructions
- Preheat oven to 375°.
- In a non-stick skillet, brown ground beef with ½ tsp. of salt and ¼ tsp. black pepper. Drain off excess fat.
- Slice washed red potatoes about ¼ inch thick. Cut the sweet onion in half, then slice ¼ inch thick.
- Layer ~½ each of ground beef, then onion, then potatoes in casserole dish or Dutch oven. Sprinkle salt & pepper to season potatoes. Complete at least one more full layer.
- Spread entire can of cream of mushroom soup over the top layer of potatoes. Place lid on dish.
- Bake for 45 minutes to 1 hour, or until potatoes are tender. Insert a fork to test.
- Remove casserole; Spread even layer of cheese over the top. Replace the lid; place dish back into the oven to melt cheese for 5 minutes.
- Serve!
Need a sweet treat? Check out my Blueberry Cobbler recipe!
