INGREDIENTS
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Ingredients2 tablespoons extra-virgin olive oil, plus more for brushing
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1/2 Spanish onion, thinly sliced
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2 small red bell peppers, cut into thin strips
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2 small yellow bell peppers, cut into thin strips
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2 serrano chiles, seeded and cut into thin strips
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2 teaspoons anchovy paste
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Salt
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Pepper
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2 tablespoons sherry vinegar
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1 teaspoon finely chopped oregano
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Six 3/4-inch-thick slices from a round rustic loaf
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1 garlic clove, peeled