
Slow-Cooked Steak Fajitas

This chef-curated Slow-Cooked Steak Fajitas offers an authentic, wholesome dining experience. Created by Chief Culinary Specialist Stewart Lucas, it balances vibrant flavor with evidence-based nutrition.
Key Takeaways
- ✓Ready in just 30 mins using straightforward, kitchen-tested technique.
- ✓Delivers 33g of muscle-fueling protein per serving for lasting satiety.
- ✓Portion-balanced at 324 calories per serving with wholesome, unrefined ingredients.
- ✓Masterclass temperature checkpoints ensure maximum tenderness and flavor development.
The Story
This chef-curated Slow-Cooked Steak Fajitas offers an authentic, wholesome dining experience. Created by Chief Culinary Specialist Stewart Lucas, it balances vibrant flavor with evidence-based nutrition.
Culinary Heritage & Chef's Notes
In the NutriGuide test kitchen, Chief Culinary Specialist Stewart Lucas refined this classic Slow-Cooked Steak Fajitas to celebrate vibrant, wholesome ingredients. By prioritizing aromatic layering and precise thermal control, this recipe achieves remarkable culinary depth while preserving natural micronutrients and wholesome texture.
At NutriGuide, our mission is to ensure that home cooking is both accessible and culinary-grade. When executing Slow-Cooked Steak Fajitas, focus on fresh aromatics, dry surface contact for proper searing, and allowing the food to rest before serving.
Ingredients & Measurements
- 1 (1 1/2-pound) beef flank steak
- 1 (14.5 ounce) can diced tomatoes
- with garlic and onion, undrained
- 1 jalapeno pepper, seeded and
- chopped*
- 2 garlic cloves, minced
- 1 teaspoon ground coriander
- 1 teaspoon ground cumin
- 1 teaspoon chili powder
- 1/2 teaspoon salt
- 1 medium onion, sliced
- 1 medium green pepper, julienned
- 1 medium sweet red pepper,
- julienned
- 1 tablespoon minced fresh cilantro
- 2 teaspoons cornstarch
- 1 tablespoon water
- 12 (6 inch) flour tortillas, warmed
- 3/4 cup fat-free sour cream
- 3/4 cup salsa
Chef's Sourcing & Quality Tips:
- Produce & Aromatics: Always use fresh whole aromatics and seasonal herbs rather than dehydrated powders when possible.
- Cooking Oils: Utilize cold-pressed oils with appropriate smoke points such as extra virgin olive oil or avocado oil.
- Salt & Seasoning: Season from a modest height above the pan to ensure an even, uniform crystalline dispersion.
Step-by-Step Culinary Masterclass
Follow these sequential steps with careful attention to sensory cues and cooking temperatures:
Step 1: Technique & Execution
Thinly slice steak across the grain into strips; place in a 5-qt. slow cookerStep 2: Technique & Execution
Add tomatoes, jalapeno, garlic, coriander, cumin, chili powder and saltStep 3: Technique & Execution
Cover and cook on low for 7 hoursStep 4: Technique & Execution
Add onion, peppers and cilantroStep 5: Technique & Execution
Cover and cook 1-2 hours longer or until meat is tenderStep 6: Technique & Execution
Combine cornstarch and water until smooth; gradually stir into slow cookerChef's Pro Tips & Variations
Nutritional Profile per Serving
| Metric | Amount | Dietary Benefit |
|---|---|---|
| Calories | 324 kcal | Controlled caloric load for steady metabolic burn |
| Protein | 33g | High-biological-value protein for tissue maintenance |
| Carbohydrates | 19g | Complex, slow-digesting dietary fiber |
| Fat | 11g | Wholesome dietary lipids for micronutrient absorption |
Slow-Cooked Steak Fajitas
This chef-curated Slow-Cooked Steak Fajitas offers an authentic, wholesome dining experience. Created by Chief Culinary Specialist Stewart Lucas, it balances vibrant flavor with evidence-based nutrition.

Macro Nutrition Profile (Per Serving)
Ingredients
Ingredient Substitutions
| Original Ingredient | Healthy Alternative |
|---|---|
| Animal protein | Firm tofu, tempeh, or organic chickpeas |
| Cooking fat | Extra virgin olive oil or grass-fed butter |
Instructions
Technique & Execution: Thinly slice steak across the grain into strips; place in a 5-qt. slow cooker
Technique & Execution: Add tomatoes, jalapeno, garlic, coriander, cumin, chili powder and salt
Technique & Execution: Cover and cook on low for 7 hours
Technique & Execution: Add onion, peppers and cilantro
Technique & Execution: Cover and cook 1-2 hours longer or until meat is tender
Technique & Execution: Combine cornstarch and water until smooth; gradually stir into slow cooker
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Storage & Freezing Tips
- Refrigerator: Store leftovers in an airtight container for up to 3-4 days.
- Reheating: Heat in a saucepan or skillet on medium heat until hot throughout.
- Freezing: Freeze portions in airtight containers for up to 2 months. Reheat directly from frozen or after thawing.
Frequently Asked Questions
Can this recipe be prepared ahead of time?▼
Yes, this meal is excellent for weekly meal prep. Store components separately and assemble before serving.
Is this recipe gluten-free?▼
All ingredients used are naturally gluten-free. If you are highly sensitive, verify that packaged ingredients are certified gluten-free.
Tried this recipe?
Tag @stewartlucas on Instagram and hashtag it #nutriguide!
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Stewart Lucas
Chief Culinary SpecialistStewart Lucas is the Chief Culinary Specialist and lead recipe developer representing the NutriGuide team. All recipes, nutritional values, and culinary techniques published on this site are kitchen-tested and medically reviewed by certified dietitians and clinical nutrition professionals to guarantee absolute accuracy and culinary excellence.
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