Taos Inn Corn Chowder
["5 potatoes (2 1/2 lb.)", "2 sweet potatoes (1 lb.)", "1 Tbsp. oil", "3 medium onions, chopped", "1/4 c. minced garlic", "1/2 c. chopped celery", "1/2 c. chopped chili", "1 red bell pepper, chopped", "1 green bell pepper, chopped", "1 1/2 c. corn kernels", "1 Tbsp. dried oregano", "1/2 Tbsp. basil", "1 Tbsp. ground cumin", "1/2 c. dry white wine", "1/2 c. chopped fresh coriander"]
["Cut potatoes in 1/2-inch dice.", "Cover them with water by about 1-inch in large saucepan.", "Simmer until tender."]
["potatoes", "sweet potatoes", "oil", "onions", "garlic", "celery", "chili", "red bell pepper", "green bell pepper", "corn kernels", "oregano", "basil", "ground cumin", "white wine", "fresh coriander"]