1 pound sweet potatoes, peeled, cut into 1-inch pieces
1 cup orange juice
1/4 cup lime juice
Salt and pepper, to taste
Spray medium skillet with cooking spray; heat over medium heat until hot. Saute onion and garlic 3 to 4 minutes.
Add sweet potatoes and juices to skillet; heat to boiling. Reduce heat and simmer, covered, until potatoes are tender, about 10 minutes. Cook, uncovered, until sauce is thickened, 8 to 10 minutes. Season to taste with salt and pepper.