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Conchitas Con Carne: A Wholesome & Flavorful Mexican Beef and Shells Soup
Discover a comforting and nutritious twist on a beloved Mexican classic with this exquisite Conchitas con Carne recipe. This dish reimagines traditional ground beef and shell pasta soup, infusing it with vibrant flavors and wholesome ingredients, all while being completely gluten-free. For those with specific dietary needs, it’s easily adaptable to both paleo and Autoimmune Protocol (AIP) lifestyles, ensuring everyone can enjoy a taste of this heartwarming culinary experience.

What is Conchitas Con Carne? A Mexican Comfort Food Deep Dive
Conchitas con Carne, often described as a Mexican hamburger and shell pasta soup, is a cherished comfort food within Mexican cuisine. It traditionally features a rich tomato broth, seasoned ground beef, small shell pasta, and a medley of vegetables. If you’re familiar with fideo, a popular Mexican noodle soup, you’ll find striking similarities in its comforting essence and preparation method. Fideo typically uses thin pasta noodles, often browned before simmering in a savory broth. Conchitas con Carne takes this concept and elevates it with the delightful texture of shell pasta and hearty ground beef.
My inspiration for this particular recipe stemmed from a desire to create a fideo-like dish but with a robust protein component. Consulting with my best friend, who possesses a deeper knowledge of traditional fideo variations, led me to explore Conchitas con Carne. This version pays homage to the original while thoughtfully adapting it to cater to modern dietary preferences. It’s crafted to be inherently gluten-free, and remarkably, can be modified to be entirely nightshade-free, opening up this delicious experience to even more people.
This soup is more than just a meal; it’s a bowl of warmth, a hug in liquid form, perfect for a cozy evening or a nourishing lunch. The blend of savory beef, tender pasta, and a vibrant tomato base makes it irresistibly delicious and satisfying.
Why You’ll Love This Healthy Adaptation
Beyond its incredible flavor, this Conchitas con Carne offers numerous reasons to become a staple in your kitchen:
- Dietary Inclusivity: Naturally gluten-free, with easy modifications for paleo and AIP diets, making it accessible to a wide range of dietary needs without sacrificing taste.
- Wholesome Ingredients: Packed with fresh vegetables and lean ground beef, this soup provides a balanced meal rich in nutrients.
- Hearty & Satisfying: The combination of protein, pasta, and vegetables ensures a filling meal that keeps you satisfied.
- Simple to Prepare: Despite its rich flavors, the cooking process is straightforward, making it an ideal choice for weeknight dinners.
- Versatile: Easily customize the vegetables or protein to suit your preferences or what you have on hand.
- Comfort Food Elevated: It delivers all the nostalgic comfort of a traditional dish, but with a lighter, healthier profile.
Essential Ingredients for Your Conchitas Con Carne
Crafting this flavorful soup begins with selecting quality ingredients. Here’s a detailed look at what you’ll need:
For the Rich Tomato Broth:
- Garlic: Essential for a pungent, aromatic foundation. Freshly minced garlic yields the best flavor.
- Yellow Onion: Adds a sweet and savory depth to the broth.
- Roma Tomatoes: These tomatoes are key for the classic red hue and tangy sweetness of the broth. When fresh, they offer a bright, natural flavor.
- Water: The base liquid that helps blend all the flavors together.
- Chicken Broth: Enhances the richness and savory profile of the soup. Opt for a high-quality, low-sodium chicken broth for the best results.
For the Hearty Soup Base:
- Avocado Oil: A neutral-tasting oil with a high smoke point, perfect for sautéing and browning the pasta and vegetables.
- Pasta: I highly recommend using gluten-free shell pasta for its traditional shape and ability to crisp up beautifully. For an AIP-friendly version, cassava elbow pasta is an excellent substitute, though its texture will differ slightly.
- Celery, Carrot, and Yellow Onion: This classic mirepoix forms a flavorful aromatic base, adding sweetness, earthiness, and texture to the soup. Ensure they are finely diced for even cooking.
- Ground Beef: Choose a lean ground beef (e.g., 85/15 or 90/10) to minimize excess fat, or drain thoroughly if using a higher fat content. Grass-fed beef is a great option for added nutrients.
- Cumin: A quintessential spice in Mexican cuisine, providing warm, earthy notes.
- Oregano: Adds a classic herbaceous, slightly peppery flavor that complements the beef and tomato.
- Salt and Black Pepper: Fundamental seasonings to enhance and balance all the flavors. Adjust to taste. (Note: Omit black pepper for AIP.)
- Zucchini: Sliced zucchini adds a tender texture and a fresh, mild flavor, contributing to the vegetable content without overpowering the dish.
Fresh Toppings (Don’t Skip These!):
- Lime: A squeeze of fresh lime juice at the end brightens the entire dish, adding a crucial zing.
- Avocado: Creamy, rich avocado slices provide a wonderful contrast in texture and a healthy dose of fats.
- Cilantro: Freshly chopped cilantro offers a burst of herbal freshness and is indispensable for authentic Mexican flavors.
These toppings are not merely garnishes; they are integral to the complete flavor experience, adding layers of freshness and texture that elevate the soup from good to extraordinary.
How to Make Wholesome Conchitas Con Carne: Step-by-Step Instructions
Creating this delicious and healthy Conchitas con Carne is a straightforward process. Follow these steps for a perfect bowl of Mexican comfort food:
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Prepare the Flavorful Broth:
Start by making the heart of your soup – the rich tomato broth. In a high-speed blender, combine the garlic cloves, a quarter of a yellow onion (chopped), 1 pound of Roma tomatoes (chopped), 1 cup of water, and 4 cups of chicken broth. Blend these ingredients until the mixture is completely smooth and well combined. For an extra refined broth, you can strain it through a fine-mesh strainer to remove any tomato skins or seeds, then set it aside. This step ensures a velvety texture for your soup base.

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Crisp the Pasta (Optional for AIP):
In a large Dutch oven or heavy-bottomed pot, heat 2 tablespoons of avocado oil over medium heat. Once shimmering, add the 2 cups of gluten-free shell pasta. Cook for 4-5 minutes, stirring frequently, until the pasta shells become lightly golden and crispy. This crucial step adds a delightful nutty flavor and a pleasing texture to the soup. Once crispy, transfer the pasta to a bowl and set aside. (Note: If using AIP-friendly cassava elbow pasta, you will skip this step as it does not crisp up in the same way.)

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Sauté Vegetables and Brown Ground Beef:
Using the same Dutch oven (add a little more oil if needed), add the diced celery, carrots, and the remaining diced yellow onion. Cook these vegetables over medium heat for about 5-7 minutes, stirring occasionally, until they begin to soften and become lightly tender. Next, add the 1 pound of ground beef to the pot. Season generously with 2 teaspoons of cumin, 1 teaspoon of oregano, 1 teaspoon of salt, and ¼ teaspoon of black pepper (omit pepper for AIP). Break up the ground beef with a spoon as it cooks, browning it thoroughly. Once the beef is fully cooked and no pink remains, carefully discard any excess fat that has rendered, leaving just enough to keep the mixture moist and flavorful.
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Combine and Simmer the Soup:
Pour the prepared tomato broth into the pot with the cooked beef and vegetables. Add the reserved crispy pasta and the thinly sliced zucchini. Stir everything together gently to ensure all ingredients are well combined. Increase the heat and bring the soup to a rolling boil. Once boiling, reduce the heat to a low simmer. Cover the pot with a lid, leaving it slightly ajar to allow some steam to escape. Let the soup simmer for about 10 minutes, or until the pasta is tender and cooked through.
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Serve and Enjoy:
Once the pasta is perfectly cooked, remove the soup from the heat. Ladle generous portions into bowls. Finish each serving with a squeeze of fresh lime juice, a few slices of creamy avocado, and a sprinkle of vibrant chopped cilantro. These toppings are essential for the ultimate flavor and freshness. Serve immediately and savor this delicious homemade Conchitas con Carne.

Tips & Tricks for the Perfect Conchitas Con Carne
To ensure your Conchitas con Carne turns out perfectly every time, keep these helpful tips in mind:
- Don’t Skimp on the Toppings: As mentioned, the fresh avocado, vibrant cilantro, and tangy lime juice are game-changers. They cut through the richness of the soup, adding a necessary layer of freshness. My husband also loves to add a dollop of sour cream for extra creaminess, which is a great non-AIP addition!
- Fresh vs. Canned Tomatoes: While fresh Roma tomatoes are ideal for the broth, if they aren’t in season or readily available, you can substitute with a 15-ounce can of diced tomatoes (undrained) or 1 cup of tomato sauce. Adjust water/broth content slightly to maintain desired consistency.
- Choose the Right Pasta: The recommended gluten-free shell pasta truly performs best in this recipe, holding its shape and crisping up beautifully. While elbow pasta is an acceptable substitute, the shells provide a more authentic texture.
- Pre-Browning the Pasta: This step is not just for texture; it imparts a subtle nutty flavor to the pasta, which enriches the entire soup. Don’t skip it unless you’re making the AIP version with cassava pasta.
- Adjusting Consistency: If you prefer a thinner soup, you can add a little more chicken broth or water towards the end of the simmering process. For a thicker consistency, allow it to simmer uncovered for a few extra minutes.
Can you use a different pasta instead of shell pasta?
While I highly recommend sticking to gluten-free shell pasta for the best texture and traditional feel, you absolutely can use other small pasta shapes. Elbow pasta is the most common alternative and works well. Small ditalini or even small gluten-free rotini could also be used, though they might not crisp up in the same satisfying way as the shells.
Making This Recipe AIP-Friendly
For those following the Autoimmune Protocol (AIP), this recipe is wonderfully adaptable. Here’s how to modify it:
- Pasta Substitution: Instead of gluten-free shells, opt for cassava elbow pasta. Note that cassava pasta doesn’t crisp up like conventional or gluten-free rice-based pasta, so you will skip the pre-browning step. Simply add it directly into the soup with the broth.
- Nightshade-Free Broth: The main nightshade in this recipe is tomatoes. To make it nightshade-free, omit the Roma tomatoes and use 1 cup of nomato sauce (a tomato-free alternative made from carrots, beets, and other vegetables) in the broth blend. I’ve tried this modification, and the soup remains incredibly delicious and flavorful.
- Spice Adjustments: To adhere strictly to AIP, omit both the cumin and black pepper from the seasoning. You can add extra oregano or other AIP-compliant herbs like thyme or bay leaf for additional flavor if desired.
With these simple adjustments, you can enjoy a hearty and comforting bowl of Conchitas con Carne that fully aligns with your AIP dietary requirements.

Frequently Asked Questions (FAQ)
Can I make this soup ahead of time?
Yes, this soup is excellent for meal prep! The flavors tend to deepen overnight. If you plan to make it ahead, you might want to undercook the pasta slightly (by 1-2 minutes) or add cooked pasta when reheating, as pasta can absorb a lot of liquid and become mushy if left in the soup for too long. Reheat gently on the stovetop or in the microwave.
How do I store leftovers?
Store leftover Conchitas con Carne in an airtight container in the refrigerator for up to 3-4 days. As mentioned, the pasta will continue to absorb liquid, so you might need to add a splash of extra broth or water when reheating to achieve your desired consistency.
Can I freeze this soup?
Yes, this soup freezes well! However, if you plan to freeze it, I recommend cooking the pasta separately and adding it to individual portions after reheating, or undercooking the pasta significantly before freezing. Pasta can change texture (become softer or mushier) after being frozen and thawed. Freeze in airtight, freezer-safe containers for up to 3 months. Thaw overnight in the refrigerator before reheating.
What other vegetables can I add?
This recipe is very versatile for adding other vegetables. Peas, corn (if not paleo/AIP), bell peppers (if not AIP), spinach, or even small chunks of potato or sweet potato would be delicious additions. Add softer vegetables like spinach towards the end of the cooking process, and harder vegetables like potatoes with the carrots and celery to ensure they cook through.
Is this recipe spicy?
As written, this recipe is mildly seasoned and not spicy. If you enjoy heat, you can add a pinch of cayenne pepper, a few dashes of hot sauce, or some finely diced jalapeños or serrano peppers to the broth blend or when sautéing the vegetables.
You’ll also like these other comforting and healthy soup recipes:
- Pizza Soup
- Gluten-Free Pasta Fagioli Soup
- Cabbage Roll Soup
Recipe: Conchitas Con Carne (Mexican Beef & Shells Soup)

Rating: 5 out of 5 stars (based on 1 review)
Conchitas Con Carne (Mexican Beef & Shells Soup)
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Ingredients
For the tomato broth
- 3 cloves garlic
- ¼ yellow onion, chopped
- 1 lb Roma tomatoes, chopped (see notes for AIP)
- 1 cup water
- 4 cups chicken broth
For the soup
- 2 tbsp avocado oil
- 2 cups gluten free shell pasta, sub elbow pasta
- 1 stalk celery, diced
- 1 large carrot, diced
- ¾ yellow onion, diced
- 1 lb ground beef
- 2 tsp cumin
- 1 tsp oregano
- 1 tsp salt
- ¼ tsp black pepper
- 1 zucchini, thinly sliced into half-moons
- Juice of one lime
- Avocado, sliced
- 2 tbsp cilantro, chopped
Instructions
- To make the broth, combine the ingredients in a high-speed blender. Blend until fully combined. Strain through a fine-mesh strainer and set aside.
- Using a dutch oven, heat the avocado oil over medium heat. Add the shell pasta and cook for 4-5 minutes, stirring often until crispy. Set aside.
- Add the celery, carrots, and onion to the pot and cook until lightly tender.
- Add the ground beef to the pot and season with salt, pepper, cumin and oregano. Crumble the ground beef until browned and discard some of the excess fat.
- Pour the broth into the pot along with the pasta and zucchini. Stir to combine and bring to a boil. Reduce to a low simmer and cover the pot, tilting the lid, for 10 minutes or until the pasta is cooked.
- Serve topped with lime juice, avocado and cilantro.
Notes
To make this recipe AIP, use cassava elbows instead of GF shells (and skip crisping the pasta), 1 cup of nomato sauce instead of tomatoes, and omit the black pepper and cumin.
All nutrition facts are estimated and will vary.
Nutrition Information (Estimated per serving)
Serving: 1g, Calories: 458kcal, Carbohydrates: 46.5g, Protein: 32.1g, Fat: 17.7g, Fiber: 8.1g
All nutrition facts are estimated and will vary.



