This one-pan keto Mexican skillet combines ground beef and cauliflower rice for an efficient, low-carb meal. It is a practical dinner solution that provides ample portions and works well for meal prep.

List of ingredients
- 1 lb ground beef – lean or regular based on preference.
- 1 (20oz) bag frozen cauliflower rice – no need to thaw.
- 1 (10oz) can diced tomatoes & chilies – adds moisture and heat.
- 1 packet taco seasoning – use a low-carb or homemade version.
- 1/2 cup water – used to dissolve the seasoning.
- 1 diced bell pepper – any color works.
- 1 small diced yellow onion – provides a savory base.
- 1 tbsp oil – for sautéing vegetables.
- 1+ cups of shredded cheddar cheese – microbial-rennet cheese recommended.
step-by-step instructions
- Sauté Vegetables: Place a large pan over medium heat and sauté the diced onion and bell pepper in 1 tablespoon of oil for 3-4 minutes until they soften.
- Brown the Beef: Add the ground beef to the pan and cook until it is no longer pink. Stir in the taco seasoning and 1/2 cup of water to coat the meat.
- Simmer Mixture: Stir in the frozen cauliflower rice and the can of diced tomatoes and chilies. Let the mixture simmer for approximately 10 minutes or until the cauliflower is hot throughout.
- Melt Cheese: Sprinkle the shredded cheddar cheese over the top of the skillet and allow it to melt completely.
- Final Serve: Serve the dish alone or customize it with additions like avocado, sour cream, jalapenos, or fresh lettuce.
Flavor Customization and Adjustments
Increasing the Spice Level
To add more heat to the dish, stir in chopped fresh jalapenos or red pepper flakes during the beef browning stage. You can also use a spicy variety of diced tomatoes and chilies to infuse more heat throughout the rice.
Incorporating Fresh Herbs
Freshly chopped cilantro added at the very end provides a bright contrast to the heavy cheese and beef. Stir in the herbs after removing the pan from the heat to preserve their color and flavor.
Adding Earthy Tones with Cumin
If the taco seasoning packet is too mild, add a half-teaspoon of ground cumin. This enhances the smoky, earthy profile typical of Mexican-style beef dishes.
Using Different Pepper Varieties
While green bell peppers are standard, using red or orange peppers adds a slight sweetness to the skillet. A mixture of colors improves the visual presentation of the meal.
Ingredient Substitutions and Alternatives
Using Fresh Cauliflower Rice
If using fresh cauliflower rice, sauté it briefly before adding the tomatoes to remove excess moisture. Fresh cauliflower contains more water than frozen, which can make the skillet too liquid if not pre-cooked.
Selecting Beef Fat Percentages
Using 80/20 ground beef adds more flavor but may require draining the fat after browning. For a leaner version, use 90/10 beef, though you may need to add an extra teaspoon of oil for the vegetables.
Alternative Cheese Options
Pepper jack cheese is a great substitute for cheddar if you want a spicier melt. For a different flavor profile, use Monterey Jack or a Mexican blend of microbial-rennet cheeses.
Low-Sodium Tomato Substitutes
If you need to reduce salt, use no-salt-added diced tomatoes and add a splash of lime juice. The acidity of the lime compensates for the lack of sodium while brightening the overall taste.
Cooking and Preparation Tips
Managing Moisture Levels
Frozen cauliflower rice releases water as it thaws in the pan. If the mixture looks too watery after 10 minutes of simmering, increase the heat slightly to evaporate the excess liquid.
Achieving a Proper Beef Sear
Avoid crowding the pan too much when browning the beef to ensure it sears rather than steams. Use a wide skillet to allow the meat to brown evenly for better flavor development.
Preventing Cheese from Burning
To melt the cheese without overcooking the bottom of the dish, turn off the heat once the cheese is sprinkled on top. Cover the pan with a lid for 2 minutes to trap the steam and melt the cheese gently.
Optimal Sautéing Temperature
Keep the pan at a steady medium heat to prevent the onions from burning. If the oil begins to smoke, lower the temperature immediately to avoid a bitter taste in the vegetables.
Serving and Pairing Suggestions
Adding Creamy Avocado Toppings
Sliced avocado or a scoop of guacamole adds healthy fats and a creamy texture. The coolness of the avocado balances the heat from the chilies and the saltiness of the cheese.
Using Sour Cream as a Garnish
A dollop of sour cream on top of each serving adds tanginess and richness. You can also stir the sour cream directly into the beef mixture for a creamier consistency.
Serving in Lettuce Wraps
To further reduce carbohydrates, scoop the skillet mixture into large Romaine or butter lettuce leaves. This turns the meal into handheld taco wraps while keeping it keto-friendly.
Pairing with Fresh Lime Wedges
Squeezing fresh lime juice over the finished dish just before eating cuts through the richness of the cheese. The citric acid enhances the flavor of the beef and cauliflower rice.
Storage and Reheating Guide
Refrigeration Method
Store leftovers in an airtight container in the refrigerator for up to 4 days. Ensure the dish is completely cooled before sealing the lid to prevent condensation from making the rice mushy.
Freezing Instructions
This skillet freezes well for up to 3 months. Portion the meal into freezer-safe containers, leaving a small amount of space at the top for expansion during the freezing process.
Best Reheating Practices
Reheat in a skillet over medium heat with a tablespoon of water to restore moisture. Alternatively, use a microwave-safe dish and heat in 1-minute intervals, stirring in between to ensure even warming.
Avoiding Overcooked Cauliflower during Reheating
When reheating, avoid boiling the mixture. Use a low-to-medium heat setting to prevent the cauliflower rice from breaking down and becoming overly soft.
Make-Ahead Advice
Pre-Chopping Vegetables
Dice the onion and bell pepper a day in advance and store them in a sealed container. This reduces active prep time on busy weeknights to just a few minutes.
Pre-Browning the Meat
You can brown the ground beef with the taco seasoning and water ahead of time. Store the cooked beef in the fridge and simply add the vegetables and cauliflower rice when you are ready to serve.
Preparing Cheese in Advance
Grate your own cheddar cheese from a block for better melting properties. Store the freshly grated cheese in a container to save time during the final assembly of the skillet.
Troubleshooting Common Issues
Fixing a Watery Skillet
If the dish is too liquid, remove the lid and increase the heat to medium-high for 3-5 minutes. This allows the water from the frozen cauliflower and canned tomatoes to reduce quickly.
Adjusting Under-seasoned Beef
If the beef tastes bland, stir in a pinch of salt or additional taco seasoning during the simmering stage. Avoid adding salt at the very end, as it may not distribute evenly throughout the rice.
Preventing Mushy Cauliflower Rice
Do not over-simmer the cauliflower beyond the recommended 10 minutes. Once the rice is heated through, proceed immediately to the cheese step to stop the cooking process.
Handling Greasy Beef
If the ground beef releases too much fat, use a spoon to skim the oil off the top before adding the cauliflower rice. This prevents the final dish from feeling overly oily.
Frequently Asked Questions
Can I use ground turkey instead?
Yes, ground turkey is a suitable alternative. However, since turkey is leaner than beef, you may need to add an extra tablespoon of oil to the pan to prevent sticking.
How do I prevent the cauliflower rice from getting mushy?
Avoid overcooking the cauliflower and ensure you use a medium-high heat for the final simmer to evaporate moisture quickly. Do not stir too aggressively, as this can break the cauliflower grains.
Is this recipe freezer-friendly?
Yes, this recipe freezes well. To maintain the best quality, freeze the mixture before adding the cheese, then add fresh cheese and melt it during the reheating process.
What can I use instead of a taco seasoning packet?
You can make your own blend using chili powder, cumin, garlic powder, onion powder, paprika, salt, and black pepper. This allows you to control the sodium content of the meal.
Print
Cheesy Taco Beef and Cauliflower Rice Skillet
- Total Time: 30 minutes
- Yield: 6 servings 1x
- Diet: Keto
Description
If you’re on the hunt for quick and easy low carb dinner recipes, this simple ONE PAN meal is a keeper! It’s made with cheap and common ingredients including ground beef and frozen cauliflower rice.
Ingredients
- 1 lb ground beef
- 1 (20oz) bag frozen cauliflower rice
- 1 (10oz) can diced tomatoes & chilies
- 1 packet taco seasoning
- 1/2 cup water
- 1 diced bell pepper
- 1 small diced yellow onion
- 1 tbsp oil
- 1+ cups of shredded cheddar cheese
Instructions
- Step 1: In a large pan set to medium heat, sauté the diced onion and bell pepper with about a tbsp of oil for 3-4 minutes or until they start to become soft.
- Step 2: Add the ground beef to the pan and cook until no longer pink; stir in the taco seasoning and water.
- Step 3: Stir in the frozen cauliflower rice and can of diced tomatoes and chilies to the pan; simmer for about 10 minutes or until hot.
- Step 4: Top with shredded cheddar cheese and allow it to melt.
Notes
Time Saving Tip: You can buy pre-diced onion and bell pepper in the produce section of most grocery stores.
- Prep Time: 10 minutes
- Cook Time: 20 minutes
- Category: Main Course
- Method: Skillet
- Cuisine: Mexican
Nutrition
- Serving Size: 1 serving
- Calories: 380 kcal
- Sugar: 4 g
- Sodium: 850 mg
- Fat: 26 g
- Saturated Fat: 12 g
- Unsaturated Fat: 14 g
- Trans Fat: 0 g
- Carbohydrates: 12 g
- Fiber: 5 g
- Protein: 24 g
- Cholesterol: 95 mg
Keywords: cauliflower rice, dinner, ground beef, keto, low carb, meal, one pot




