"This is my version of an undersung regional Mexican dish that’s deeply satisfying yet remarkably light. In Spanish it’s called caldo de queso, featuring chunks of potato simmered in tomato-tinted broth until soft, with fresh cheese such as queso fresco added to each bowl...."
INGREDIENTS
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3 Tbsp. extra-virgin olive oil
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1 medium red onion, finely chopped
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1–2 poblano or Anaheim chiles, seeds removed, thinly sliced
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1 tsp. Diamond Crystal or ½ tsp. Morton kosher salt, plus more
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3 large garlic cloves, thinly sliced
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1 Tbsp. tomato paste
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1 medium green or yellow summer squash, cut into ½" pieces
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1 lb. Yukon Gold potatoes (3–4 large), scrubbed, cut into ½" pieces
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6 cups chicken broth (not low-sodium)
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1 cup cherry tomatoes, halved
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⅓ cup oregano or marjoram leaves
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1½ tsp. red wine vinegar
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½ cup whole milk or half-and-half (optional)
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10 oz. queso fresco, cut into ½" pieces