Beef Taco Casserole (Paleo/Whole30) takes your love for tacos and transforms it into a hearty, wholesome dish that’s perfect for any night. Picture this: a comforting layer of seasoned ground beef mingling with vibrant veggies and topped with a creamy sauce. It’s like all your taco favorites decided to come together in a cozy casserole dish! What’s great is that this recipe not only meets the Paleo and Whole30 guidelines but also fills your kitchen with enticing aromas that will make your mouth water. Whether you’re looking for a quick dinner option after a long day or wanting to meal prep on the weekend, this Beef Taco Casserole offers all the flavor and satisfaction you crave. Let’s jump into why this recipe works and what makes it a must-try for any cooking enthusiast.
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Beef Taco Casserole is a delightful fusion of flavors that combines all of your taco favorites into one wholesome dish. By using fresh ingredients, this recipe ensures you’re not only eating delicious food but also nourishing your body. Plus, the one-dish nature of this casserole makes it a practical choice for busy weeknights or meal prepping. Who doesn’t love a dish that requires minimal cleanup?
The combination of layers adds a wonderful textural experience. You’ll appreciate the chewiness of sweet potato noodles paired with tender beef and crunchy veggies. And let’s not forget the exceptional taste of the taco seasoning that brings it all together! You can also make adjustments to fit your family’s preferences.
Why You’ll Love This Beef Taco Casserole (Paleo/Whole30)
This Beef Taco Casserole is not only Paleo and Whole30 approved but also a crowd-pleaser! With its satisfying combination of textures and flavors, it brings the comfort of traditional tacos without the guilt. Quick to prepare, hearty, and customizable with various toppings, you’ll find yourself making this dish again and again. The best part? It’s perfect for both casual dinners and festive gatherings!
Imagine your family members and friends enjoying each bite while marveling at how something so delicious can also be nutritious. Everyone will want to know your secret recipe!

Ingredients
Here’s what you’ll need for this delicious Beef Taco Casserole (Paleo/Whole30):
- 1 pound ground beef (lean, 93/7 or leaner)
- 1 1/2 cup yellow onion, diced (185 grams – about 1/2 large)
- 2 large bell peppers, diced (400 grams – about 4 cups)
- 3 packed cups kale, roughly chopped (90 grams)
- 4 packed cups raw sweet potato noodles (300 grams)
- 2 cups cherry tomatoes, halved (300 grams)
- 1 1/2 tablespoons taco seasoning (divided)
- 1 1/4 cup salsa, divided
- 1/2 cup mayo
- Salt and pepper, to taste
- Optional toppings: avocado, cilantro, salsa, hot sauce
Make sure to have everything ready before you start cooking. It’ll make the process smooth and enjoyable!
Preparing the Beef Taco Casserole

Preheat the Oven and Prepare the Baking Dish
Start by preheating your oven to 375°F (190°C). While that’s warming up, grease a large baking dish with some olive oil or cooking spray to prevent sticking.
Brown the Ground Beef
In a large sauté pan, add the ground beef. Cook it on medium heat for about 3-4 minutes until it’s slightly browned. Stir occasionally to break up chunks.
Sauté the Aromatics
Next, toss in the diced onion along with 1/2 tablespoon of taco seasoning. Continue sautéing for another 2 minutes until the onion becomes translucent. The smell should be delightful!
Add the Veggies
Now it’s time to incorporate the diced bell peppers, chopped kale, and the remaining taco seasoning. Sauté this mixture for 3-4 minutes. Season with salt and pepper to taste. You want it to be packed with flavor!
Mix in Sweet Potato Noodles and Tomatoes
Once the beef and veggies are cooked, turn off the heat. Gently mix in the raw sweet potato noodles and halved cherry tomatoes until everything is well combined. The sweet potato will soften as it bakes, creating a wonderful texture.
Transfer to Baking Dish
Now, carefully transfer the mixture to your greased baking dish. Be sure to leave behind any excess grease. Spread it out evenly in the dish.
Create the Sauce Mixture
In a small bowl, combine 1 cup of salsa with the mayo, mixing until smooth. This sauce adds creaminess that elevates the dish!
Pour Sauce Over Casserole
Spread the sauce evenly over the sweet potato noodle and beef mixture, ensuring it’s well distributed. You want every bite to be flavorful.
Top with Salsa
Add the remaining 1/4 cup of salsa on top of the casserole. Spread it evenly to ensure a burst of flavor on each serving.
Bake the Casserole
Bake in the preheated oven for 35 minutes, or until the casserole is firm and crispy on top. The aroma wafting through your home will be irresistible.
Rest and Serve
After baking, allow the casserole to rest for about 5 minutes before serving. This helps the layers set. Top with your favorite toppings like avocado, cilantro, or hot sauce for an extra kick.
Tips for Success
- Make sure your ground beef is well-drained to avoid excess grease that could make the casserole soggy.
- For more flavor, consider marinating the beef with additional spices like cumin or garlic powder beforehand.
- Feel free to experiment with different vegetables such as zucchini or spinach as add-ins to switch things up.
Variations
There are many ways to customize this dish:
– Swap ground beef for ground turkey or chicken to lighten the meal.
– Incorporate seasonal vegetables for freshness, like corn or diced carrots.
– Make it vegetarian by substituting beef with black beans or lentils for a protein-packed option.
Serving Suggestions
Pair your casserole with a fresh salad or some creamy guacamole on the side for a refreshing contrast. If your family loves crunch, serve it alongside paleo-friendly tortilla chips for added texture.
Storage Tips
Store any leftovers in an airtight container in the refrigerator for up to 4 days. To enjoy it longer, freeze portions in freezer-safe containers for up to 3 months. When you’re ready to eat, just reheat in the oven to maintain that delightful texture.

FAQs
1. Can I make this Beef Taco Casserole ahead of time?
Yes, you can prepare it a day in advance. Simply bake it right before you’re ready to serve.
2. Is it necessary to use sweet potato noodles?
While sweet potato noodles add a unique flavor and texture, you can opt for zucchini noodles or another veggie alternative if you prefer.
3. Can I substitute the ground beef?
Absolutely! Ground turkey, chicken, or even plant-based alternatives work wonderfully.
4. How can I make it spicier?
For added heat, consider adding diced jalapeños or an extra splash of hot sauce to the mixture.
5. What can I use instead of mayo?
If you’re looking for a different flavor profile while keeping it compliant, try using avocado or a tahini dressing.
Enjoy your nourishing and delicious Beef Taco Casserole! This easy recipe is perfect for meal prep and will satisfy your taco cravings without compromising your health goals. Your family will thank you for this tasty meal!
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Beef Taco Casserole (Paleo/Whole30)
Beef Taco Casserole is a hearty dish that combines all your taco favorites into one comforting bake. It’s packed with flavor, quick to prepare, and perfect for meal prepping or a satisfying weeknight dinner.
- Total Time: 50 minutes
- Yield: 6 servings 1x
Ingredients
- 1 pound ground beef (lean, 93/7 or leaner)
- 1 1/2 cup yellow onion, diced (185 grams – about 1/2 large)
- 2 large bell peppers, diced (400 grams – about 4 cups)
- 3 packed cups kale, roughly chopped (90 grams)
- 4 packed cups raw sweet potato noodles (300 grams)
- 2 cups cherry tomatoes, halved (300 grams)
- 1 1/2 tablespoons taco seasoning (divided)
- 1 1/4 cup salsa, divided
- 1/2 cup mayo
- Salt and pepper, to taste
- Optional toppings: avocado, cilantro, salsa, hot sauce
Instructions
- Preheat the oven to 375°F (190°C) and grease a large baking dish.
- Brown ground beef in a large sauté pan on medium heat for 3-4 minutes.
- Add diced onion and 1/2 tablespoon taco seasoning; sauté for 2 minutes.
- Incorporate diced bell peppers, chopped kale, and remaining taco seasoning; sauté for another 3-4 minutes.
- Turn off heat, mix in sweet potato noodles and cherry tomatoes until combined.
- Transfer to the greased baking dish and smooth out the mixture.
- In a small bowl, combine 1 cup salsa and mayo; spread the sauce over the casserole.
- Add remaining 1/4 cup salsa on top.
- Bake for 35 minutes or until firm and crispy on top.
- Let rest for 5 minutes before serving; top with favorites if desired.
Notes
Ensure ground beef is well-drained to avoid excess grease.
Consider marinating beef with spices like cumin for extra flavor.
Feel free to use different veggies such as zucchini or spinach.
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Category: Casserole
- Method: Baking
- Cuisine: Mexican
Nutrition
- Calories: 350
- Sugar: 6
- Sodium: 450
- Fat: 20
- Saturated Fat: 5
- Unsaturated Fat: 15
- Trans Fat: 0
- Carbohydrates: 25
- Fiber: 5
- Protein: 20
- Cholesterol: 70






