3 shrimp pasta fideos Recipes

dried ancho or pasilla chiles (each 4 to 5 in. long; see notes and, olive oil, dried vermicelli or fideos, broken in thirds, anise seeds, cumin seeds, onion, chopped, garlic cloves, minced, reduced-sodium chicken broth, peeled, deveined shrimp, tails left on, kosher salt, sour cream (optional), diced avocado (optional), chopped fresh cilantro

olive oil, onion, chopped fine, angel hair pasta or coiled fideos, broken into about 2-in. lengths, garlic cloves, minced, saffron threads (optional), crushed tomatoes, tomato paste, spanish chorizo or andouille sausages, halved lengthwise and sliced thickly, reduced-sodium chicken broth, shrimp (36 to 42 per lb.), deveined ; or shelled clams, salt, chopped flat-leafed parsley