In a saucepan, bring the onion, garlic and 1/4 cup broth to a boil. Reduce heat; cover and simmer for 6-8 minutes or until onion is tender.
Stir in the beans, potato, thyme, cumin and remaining broth; return to a boil. Reduce heat. Cover and simmer for 20-25 minutes or until potatoes are tender.
Stir in tomatoes and hot pepper sauce; heat through.
Sprinkle with green onions.
Please note that some ingredients and brands may not be available in every store.