A new kind of potato stew

I really enjoyed this stew, the only thing that would make it better is if I had made it in the crockpot instead of on the stove. The flavors all meld together really well and it's full of protein so it's sure to fill you up!

African Peanut-Potato Stew
from Fat Free Vegan

Ingredients:
1 onion, chopped
2 jalapenos, seeded and finely chopped (optional)
2 teaspoons minced fresh ginger
1 teaspoon minced fresh garlic
2 teaspoons ground cumin
1/2 tsp. salt (optional)
1/4 teaspoon ground cinnamon
1/8 teaspoon crushed red pepper
1/4 teaspoon ground coriander
2 1/4 pounds sweet potatoes, peeled and cut into 1 1/2-inch chunks
2 14.5 ounce cans chopped tomatoes
2 14.5 ounce cans chickpeas, drained and rinsed
1 pound green beans, cut in 1 inch pieces (fresh or frozen)
1 ½ cups vegetable broth
¼ cup natural peanut butter

Directions:
Place 1/3 cup water, onion, jalapenos, ginger and garlic in a large pot. Cook, stirring occasionally for 5 minutes. Add cumin, cinnamon, salt, red pepper and coriander. Cook and stir for 1 minute. Add sweet potatoes, tomatoes, chickpeas, green beans, vegetable broth, and peanut butter. Bring to a boil, reduce heat and simmer for 30 minutes, or until potatoes are tender.