Santa Fe Split Pea Soup

1/2 cup chopped onion
1/4 cup chopped celery
1 or 2 cloves garlic, minced
1 tablespoon vegetable oil
1 cup split peas
1 quart beef stock, broth, bouillon or water
1 or 2 small hot red peppers
1/2 teaspoon oregano
1/2 teaspoon ground cumin
1/2 teaspoon ground coriander
Fresh cilantro for garnish

In a large saucepan, saut