Ingredients:
- 1 red bell pepper
- 1 yellow bell pepper
- 1 green bell pepper
- 1 1/2 tbsp. extra-virgin olive oil, plus additional for brushing
- 3 plum tomatoes, halved lengthwise
- Kosher salt, to taste
- Freshly milled black pepper, to taste
- 1 bunch scallions, rinsed and trimmed
- 1 tsp. sherry vinegar, plus additional to taste
- 1/4 tsp. piment d'Espelette *
- 2 tbsp. chopped fresh basil
