Whole30 Taco Casserole

  • Author: Madeline
  • Prep Time: 10 minutes
  • Cook Time: 1 hour 10 minutes
  • Total Time: 1 hour 20 minutes
  • Yield: 6 servings 1x
  • Category: Casserole
  • Method: Bake
  • Cuisine: Mexican


Healthy, Whole30 casserole with all of the flavors of a taco.




  • 1 cup raw cashews
  • 1/2 cup water
  • 1 tbsp lime juice
  • 1 tsp salt
  • 1/2 tsp cumin
  • 1/4 smoked paprika
  • 1/8 tsp cayenne pepper
  • 1 tbsp chili powder

Other Ingredients

  • 1 yellow onion
  • 2 tbsp avocado oil
  • 1 lb ground beef
  • 1 tsp salt
  • 1/2 tsp pepper
  • 2 cups cubed sweet potatoes
  • Optional: guacamole, salsa, and shredded lettuce for topping



  1. Soak raw cashews in warm water for at least 4 hours or preferably overnight
  2. Drain and rinse cashews
  3. Place cashews and all other sauce into a high-speed blender
  4. Blend until a smooth, evenly mixed sauce remains
  5. Dice the yellow onion
  6. Preheat the oven to 350F
  7. Pour 1 tbsp avocado oil into a frying pan and heat over medium-low heat
  8. Add the onions to the pan and cook over medium-low heat until soft and fragrant – about 4 mintues
  9. Add ground beef to the pan and increase the heat to medium
  10. Brown and break up ground with a wooden mixing spoon for about 4 minutes
  11. Add salt and pepper to the pan with the onions and ground beef
  12. Cook the ground beef for an additional 4 minutes until cooked into crumbles
  13. Remove the frying pan from the heat and drain the excess oil from the pan
  14. Peel and cube sweet potatoes into small 1/2″ cubes
  15. Toss cubed sweet potatoes in 1 tbsp avocado oil
  16. Assemble casserole in a small 6×9 baking dish
  17. Grease the casserole dish and press the ground beef into the bottom of the casserole dish in an even layer
  18. Pour cashew sauce over the ground beef and smooth into an even layer with a spatula
  19. Place a layer of cube sweet potato over the top of the sauce and press the sweet potatoes into the sauce
  20. Season the top of the sweet potatoes with coarse sea salt and fresh ground pepper
  21. Place casserole into the oven and bake at 350F for 1 hour and 10 minutes
  22. Remove the oven and allow the casserole to cool slightly before eating
  23. Serve with your favorite taco toppings like shredded lettuce, guacamole, salsa, and jalapenos

Keywords: whole30, whole30 recipes, casserole