Oaxacan Potato Soup
Ingredients: 2 cups finely chopped onions 2 tablespoons butter 5 cups chopped potatoes (peeling optional) 4 cups water 1 teaspoon sea salt 2 teaspoons prepared mustard 1 cup diced carrots (pea-sized cubes) 1 cup green peas, fresh or frozen ½ cup chopped pitted green olives ¼ cup chopped pardon peppers (optional) ½ cup sour cream [...]