Sweet Potato And Ham Soup

• 2 1/2 pounds Sweet potatoes ; baked and removed from the skins
• 1/2 pound Onion ; diced
• 1/2 pound Celery ; diced
• 1 1/2 quarts Chicken broth
• 1/4 cup Olive oil
• 1 pound Ham ; diced
• 1 1/2 tablespoon Cumin ; ground
• 1 tablespoon Oregano
• 1 1/2 tablespoon Chili powder
• 1 teaspoon Black pepper
• 1 tablespoon Garlic ; granulated
• 1 pint Fat free plain yogurt
• 4 ea Scallion ; sliced
• 1/2 teaspoon Salt

1. In a large stockpot, heat olive oil over medium high heat. Add celery and onion. Saute until onions begin to become translucent. Add cumin, oregano, garlic, chili powder, black pepper, and salt. Saute for another five minutes, then add broth and sweet potatoes. Bring to a boil, then reduce heat to simmer for an hour. Using an immersion blender, puree thoroughly until smooth. Add 1 1/2 cups of the yogurt. Using a whisk, mix until the yogurt is incorporated. Simmer for 15 minutes, then using an immersion blender, puree soup until smooth. Add the ham. Serve garnished with a dollop of yogurt and a pinch of scallions.

sweet potatoes, onion, celery, chicken broth, olive oil, ham, cumin, oregano, chili powder, black pepper, garlic, yogurt, scallion, salt

Taken from www.epicurious.com/recipes/member/views/sweet-potato-and-ham-soup-50084520 (may not work)