1. Heat oil in lg. dutch oven over med-high heat till shimmering. Cook onion and sweet potato until lightly browned,stirring frequently,about 5 mins. Stir in garlic,curry powder and cumin and cook until fragrant,about 30 seconds.
2. Whish in broth,tomatoes and rice and bring to a boil. Reduce heat to med-low and simmer,covered unti rice and potatoes are tender,about 15 mins.
3. Stir in peanut butter unti incorporated about 1 min.,then stir in turkey and lime juice. Season with salt and pepper. Serve