Equipment
Ingredients
Salad Base
- 480 g canned kidney beans, rinsed and drained
- 250 g cherry tomatoes, halved
- 100 g red onion, thinly sliced
- 15 g fresh flat-leaf parsley, roughly chopped
Light Vinaigrette
- 45 ml extra virgin olive oil
- 30 ml red wine vinegar
- 5 g dijon mustard
- 3 g fine sea salt
- 1 g black pepper, freshly cracked
Nutrition (per serving)
Nutrition is estimated per serving. Nutrients without complete source data are omitted.
Full nutrition
- Calories
- 278 kcal
- Protein
- 11 g
- Carbohydrates
- 32 g
- Fat
- 13 g
- Fiber
- 8 g
- Sugar
- 8 g
- Sodium
- 632 mg
- Saturated Fat
- 2 g
- Monounsaturated Fat
- 8 g
- Polyunsaturated Fat
- 1 g
- Potassium
- 398 mg
- Calcium
- 82 mg
- Iron
- 2.2 mg
- Magnesium
- 42 mg
- Phosphorus
- 157 mg
- Zinc
- 1.0 mg
- Vitamin A
- 16 mcg
- Vitamin C
- 7 mg
- Vitamin E
- 1.7 mg
- Vitamin K
- 69 mcg
- Vitamin B6
- 0.0 mg
- Thiamin
- 0.10 mg
- Riboflavin
- 0.04 mg
- Niacin
- 0.6 mg
- Folate
- 44 mcg
- Water
- 115 g
Sources: Aggregated Public Data, USDA FoodData Central
Method
Place the canned kidney beans in a colander. Rinse them thoroughly under cold running water to remove the starchy canning liquid, then drain well.
Using a chef's knife and cutting board, halve the cherry tomatoes, thinly slice the red onion, and roughly chop the fresh parsley.
In a small bowl, combine the extra virgin olive oil, red wine vinegar, Dijon mustard, fine sea salt, and black pepper. Whisk vigorously until the mixture is fully emulsified and slightly thickened.
Transfer the drained kidney beans, halved cherry tomatoes, sliced red onion, and chopped parsley into a large mixing bowl.
Pour the emulsified vinaigrette over the salad ingredients. Toss gently using a spoon or spatula until everything is evenly coated with the dressing.
Allow the salad to rest at room temperature, around 20°C/68°F, for at least 30 minutes before serving. This passive time allows the kidney beans to absorb the dressing and the flavors to harmonize.
Chef's Notes
- For the best texture and visual appeal, ensure you thoroughly rinse the canned kidney beans until the water runs completely clear.
- Do not skip the 30-minute resting period. Legumes act like sponges, and giving them time to sit in the acidic vinaigrette fundamentally changes the salad from disjointed ingredients into a cohesive dish.
- If you prefer a milder onion flavor, soaking the sliced red onions in cold water for 10 minutes before draining will leach out much of the harsh sulfur compounds.
- The Dijon mustard is crucial not just for flavor, but as an emulsifier that binds the oil and vinegar together so the dressing clings tightly to the beans rather than pooling at the bottom.
Storage
Refrigerator: 3 days — Store in an airtight container. The flavors will continue to develop, but the tomatoes may soften slightly.
Troubleshooting
The red onion flavor is too harsh and overpowering
Cause: Raw onions can have a sharp, pungent bite depending on the season and variety
Fix: Toss in a small pinch of granulated sugar or a drizzle of maple syrup to balance the sharpness
Prevention: Soak the sliced red onions in a bowl of ice water for 10 to 15 minutes before draining and adding to the salad
Salad is overly watery
Cause: The kidney beans were not drained adequately or the tomatoes released too much juice
Fix: Drain excess liquid from the bottom of the bowl and whisk in an extra teaspoon of olive oil to re-coat
Prevention: Ensure beans are completely dry before assembling. Avoid salting the tomatoes too far in advance if making ahead
Cultural Context
Bean salads have been a quintessential staple of American picnics, barbecues, and potlucks for generations due to their inherent hardiness and resistance to wilting in warm weather. By combining pantry-staple legumes with fresh summer produce, this dish represents a practical approach to seasonal eating. This specific iteration leans gently toward a Mediterranean profile with its olive oil and Dijon-based vinaigrette.
