Shrimp In Adobo Sauce - cooking recipe

Ingredients

3 large dried ancho chiles, stems and seeds removed
1 dried pasilla pepper, stems and seeds removed
1 large onion, chopped
2 cloves minced garlic
1/2 teaspoon dried cilantro (use fresh if avail!)
1/4 teaspoon ground cumin
1/4 cup vegetable oil
1/4 cup distilled white vinegar
1 1/2 teaspoons sugar
1 1/2 lbs large shrimp, shelled and deveined

Preparation

cover the chiles with hot water and let them sit for 15 minutes or until softened.
combine chiles and 1/4 to 1/2 cup of the water they were soaking in, onion, garlic, cilantro, and cumin in a blender and puree to a smooth paste.
saute the chile mixture in the oil for 5 minutes, add the vinegar and sugar, and bring to a boil.
reduce heat and simmer until the sauce is very thick, about 5 to 8 minutes.
add shrimp to sauce and toss to coat, then simmer for 5 to 8 minutes or until shrimp are done.