Equipment
* optional
Ingredients
Fresh Aromatics and Produce
- 1 yellow onion, diced
- 1 red bell pepper, diced
- 1 jalapeno pepper, minced
- 3 garlic, minced
- 30 ml olive oil
Spices and Seasoning
- 8 g chili powder
- 6 g ground cumin
- 2 g dried oregano
- 5 g fine sea salt
- 1 g ground black pepper
Broth and Pantry Legumes
- 240 g canned black beans, rinsed and drained
- 240 g canned pinto beans, rinsed and drained
- 400 g canned diced tomatoes
- 150 g frozen sweet corn
- 750 ml vegetable broth
Finishing and Garnishes
- 30 ml fresh lime juice
- 15 g fresh cilantro, chopped
Nutrition (per serving)
Nutrition is estimated per serving. Nutrients without complete source data are omitted.
Full nutrition
- Calories
- 272 kcal
- Protein
- 11 g
- Carbohydrates
- 42 g
- Fat
- 9 g
- Sugar
- 12 g
- Saturated Fat
- 1 g
- Zinc
- 1.2 mg
- Vitamin A
- 164 mcg
- Vitamin C
- 91 mg
- Water
- 311 g
Sources: Aggregated Public Data, USDA FoodData Central
Method
Place a cutting board on the counter and use a chef's knife to dice 150 g of peeled yellow onion, dice 150 g of cored red bell pepper, finely mince 20 g of seeded jalapeño pepper, and mince 15 g of peeled garlic.
Set a large pot over medium heat, add 30 ml of olive oil, and heat for 2 minutes until the oil shimmers across the bottom of the pot at approximately 175°C (350°F).
Add the diced yellow onion, red bell pepper, minced jalapeño, and 2 g of fine sea salt to the hot oil, stirring with a wooden spoon for 5 minutes until the vegetables soften and the onions become translucent.
Add 15 g of minced garlic, 8 g of chili powder, 6 g of ground cumin, and 2 g of dried oregano to the softened vegetables, stirring constantly for 60 seconds over medium heat at 160°C (320°F) to bloom the spices.
Pour 400 g of canned diced tomatoes along with their juices into the pot, scraping the bottom with a wooden spoon to release any browned spice residues adhered to the surface.
Add 240 g of drained black beans, 240 g of drained pinto beans, 150 g of frozen sweet corn, 750 ml of vegetable broth, the remaining 3 g of fine sea salt, and 1 g of ground black pepper to the pot, raising heat to high to bring the broth to a full rolling boil at 100°C (212°F).
Reduce the heat to medium-low, cover the pot partially with a lid, and maintain a gentle simmer between 85°C and 90°C (185°F and 195°F) for 15 minutes to marry the flavors and tenderize the corn.
Press approximately one-quarter of the cooked beans firmly against the inner wall of the pot using the back of the wooden spoon to break them down and release their natural starches.
Remove the pot from the heat source and stir in 30 ml of fresh lime juice and 15 g of chopped fresh cilantro until evenly incorporated.
Using a ladle, portion the piping hot soup into four warmed serving bowls and serve immediately.
Chef's Notes
- Blooming ground cumin, Mexican oregano, and chili powder directly in hot olive oil extracts fat-soluble essential oils that cannot properly solubilize in water-based broth alone.
- Crushing a portion of the beans against the pot wall offers an authentic textural emulsion, delivering rich body without requiring flour, starch slurries, or heavy dairy.
- Rinsing canned beans thoroughly in a colander before adding removes excess canning starches and surface sodium, yielding a clean, bright broth profile.
- For smoky depth reminiscent of central Mexican cuisine, substitute one fresh jalapeño with a finely minced canned chipotle pepper and a teaspoon of adobo sauce.
Storage
Refrigerator: 4 days — Cool soup to room temperature within 2 hours of preparation before sealing in an airtight glass or plastic container.
Freezer: 3 months — Leave 2.5 cm of headspace in rigid freezer-safe containers to accommodate liquid expansion during freezing.
Reheating: Reheat in a heavy saucepan over medium heat or in a microwave-safe bowl, stirring occasionally, until the liquid reaches an internal temperature of at least 74°C (165°F) throughout.
Troubleshooting
Soup broth is watery and lacks body
Cause: The pot was simmered with a tight-fitting lid, preventing reduction, or beans were not crushed to release starches
Fix: Crush an additional half-cup of beans against the pot side and simmer uncovered over medium heat for an additional 4 to 5 minutes
Prevention: Keep the pot lid cracked during the simmer and crush a quarter of the legumes against the pot wall
Soup flavor tastes flat or dull
Cause: Insufficient salt relative to vegetable volume or inadequate acid to balance rich earthy cumin
Fix: Stir in an additional pinch of fine sea salt and an extra 5 ml of fresh lime juice immediately before plating
Prevention: Season in distinct layers during cooking and verify broth sodium concentration before seasoning
Bitter acrid notes in the broth
Cause: Ground spices and minced garlic were browned too aggressively during the dry-oil toasting phase
Fix: Cannot be fixed if the spices have turned black and charred; the base must be remade
Prevention: Control burner temperature to medium and immediately deglaze with canned tomatoes once fragrance blooms
Cultural Context
Bean and vegetable broths, collectively celebrated across Mexico as sopas de frijol, have sustained Mesoamerican communities for millennia as a nutrient-dense dietary cornerstone combining the sacred triad of beans, maize, and chiles. Contemporary regional variations across central and northern Mexico highlight everyday simplicity, pairing quick-cooking pantry staples with regional herbs like Mexican oregano and epazote. This dish exemplifies the home-style Mexican tradition of turning foundational garden vegetables and legumes into an intensely aromatic, nourishing family meal within half an hour.










