Whole30 Cheeseburger Casserole
on Jan 03, 2020, Updated Jun 29, 2025
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I am feeling so pumped for 2020! I love even numbers so that is one reason I am pumped. But i’m mostly just excited to watch Ruthie keep growing, grow this blog even more and see my first cookbook come into the world!! So to start off this year the right way, let’s get some delicious and healthy recipes in our system. This one is pretty epic because it’s a simple casserole and all of the layers come together in cheeseburger deliciousness. The best part is that Ruthie loved this dish so much and with her getting pickier by the day, that’s a huge win! I would LOVE for you to try out this recipe and let me know what you think in the comments. Enjoy!!

Served with a Topo Chico of course.

Casseroles are hard to photograph but trust me, its amazing!

Pin the image below to save this recipe for later!


Whole30 Cheeseburger Casserole
Ingredients
- 1 tbsp oil
- 1 cup diced onion
- 1 cup diced bell pepper
- 1 lb ground beef
- 1 14oz can diced tomatoes, drained
- 1 14 oz can tomato sauce
- ¼ cup mayo
- ⅓ cup chopped pickles, or compliant relish
- 1 cup cashews
- ¾ cup water
- ¼ cup nutritional yeast
- Salt & pepper to taste
- ½ tsp salt
- 16 oz. frozen hash browns
- ½ head of thinly sliced iceberg lettuce
Instructions
- Preheat oven to 350 degrees.
- Place a large skillet over medium heat and once it is warm, add in oil.
- Place diced onion and bell pepper into the pan and cook for 5 minutes, stirring occasionally.
- Add in ground beef and cook, breaking it down and mixing it with the veggies until it has browned, about 5-7 minutes. Season with salt and pepper.
- Add in the diced tomatoes, tomato sauce, mayo & chopped pickles. Remove from heat.
- In a blender combine cashews, water and nutritional yeast and blend on high until smooth and creamy. Season with salt and pepper to taste.
- In a 13 x 9 inch casserole dish, pour frozen hash browns on the bottom in an even layer and toss with 1 teaspoon salt.
- Top the hash browns with ground beef mixture and spread evenly. Then drizzle on the cashew cheese in an even layer. Cover the dish with foil and bake for 30 minutes.
- Remove from the oven and top with thinly sliced iceberg lettuce before serving.










Loved this casserole! Delicious, easy to make and filling. Thanks!!
Great!!
Soo good! We had with mustard and used cheddar for the non whole 30 1/2. Will make again for sure!!!
Awesome!!
by far, one of my FAVORITES!!! SO DELICIOUS! And there is a BBQ Bacon one!?!
YEP!!
Love this easy and delicious dinner. Served with a big side salad and it was a hit! The cashew cheese was super yummy.
That is great!
Delicious! My husband and two young boys loved this and ask for it on the regular. I didn’t have hashbrowns so I used fries- worked great and the kids thought they were #winning. Thanks for great meals!!
Great to hear!
That is awesome!
This is one of mine and my families favorites! I like to add bacon and switch out BBQ sauce for the tomato sauce. So good!!
So so glad!!
Made this tonight. It was so easy. I didn’t really look at the measurements & turned out AMAZING!
That is awesome!
This is absolutely delicious! I doctored it up a little different for our family (my hubby can’t have onions) but still tasted amazing. I never know how to use nutritional yeast so im excited about this find. My picky toddler devoured this dinner! Oh and it’s easy to make which is always a bonus! Thanks for sharing the recipe.
That is great!
Do you typically prebake the hash browns? I just made this (just had to put back in the oven) because the potatoes just don’t seem…cooked and crispy?
They shouldn’t be crispy in an effort to make it a quick and easy meal. You can crisp them in a pan with oil before adding if you want them to be crispy though!
My whole family devoured this! So yummy and really does taste just like a cheeseburger! Super easy to make too.
Great!!