
Tomato Onion Koora

This chef-curated Tomato Onion Koora 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 34g of muscle-fueling protein per serving for lasting satiety.
- ✓Portion-balanced at 340 calories per serving with wholesome, unrefined ingredients.
- ✓Masterclass temperature checkpoints ensure maximum tenderness and flavor development.
The Story
This chef-curated Tomato Onion Koora 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 Tomato Onion Koora 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 Tomato Onion Koora, focus on fresh aromatics, dry surface contact for proper searing, and allowing the food to rest before serving.
Ingredients & Measurements
- 2 tablespoons cooking oil
- 2 dried red chile peppers, broken
- into pieces
- 1 teaspoon cumin seeds
- 1 teaspoon mustard seeds
- 1/4 teaspoon asafoetida powder
- 1 sprig fresh curry leaves
- 2 onions, chopped
- 2 green chile peppers, chopped
- 1/2 teaspoon ground turmeric
- 4 tomatoes, chopped
- 1/2 teaspoon red chili powder
- 1 teaspoon white sugar
- salt, to taste
- 1/2 cup water
- 2 tablespoons chopped cilantro
- leaves, for garnish (optional)
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
Heat the oil in a large skillet over medium heat; fry the red chile peppers, cumin seeds, and mustard seeds in the hot oil until the seeds begin to splutter, 2 to 3 minutesStep 2: Technique & Execution
Sprinkle the asafoetida powder over the seeds and add the curry leavesStep 3: Technique & Execution
Stir the onions, green chile peppers, and turmeric powder into the mixture; cook and stir until the onions are softened, 3 to 5 minutesStep 4: Technique & Execution
Add the tomatoes, red chili powder, sugar, and salt; continue cooking until the tomatoes are pulpyStep 5: Technique & Execution
Pour the water into the mixture; simmer until the curry begins to thicken, 5 to 10 minutesStep 6: Technique & Execution
Garnish with cilantro to serve.Chef's Pro Tips & Variations
Nutritional Profile per Serving
| Metric | Amount | Dietary Benefit |
|---|---|---|
| Calories | 340 kcal | Controlled caloric load for steady metabolic burn |
| Protein | 34g | High-biological-value protein for tissue maintenance |
| Carbohydrates | 32g | Complex, slow-digesting dietary fiber |
| Fat | 17g | Wholesome dietary lipids for micronutrient absorption |
Tomato Onion Koora
This chef-curated Tomato Onion Koora 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: Heat the oil in a large skillet over medium heat; fry the red chile peppers, cumin seeds, and mustard seeds in the hot oil until the seeds begin to splutter, 2 to 3 minutes
Technique & Execution: Sprinkle the asafoetida powder over the seeds and add the curry leaves
Technique & Execution: Stir the onions, green chile peppers, and turmeric powder into the mixture; cook and stir until the onions are softened, 3 to 5 minutes
Technique & Execution: Add the tomatoes, red chili powder, sugar, and salt; continue cooking until the tomatoes are pulpy
Technique & Execution: Pour the water into the mixture; simmer until the curry begins to thicken, 5 to 10 minutes
Technique & Execution: Garnish with cilantro to serve.
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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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