Pork Fajitas

Serves:

• 1 small green bell pepper, cut into 1-inch-wide strips
• 1 small red bell pepper, cut into 1-inch-wide strips
• 1 small red onion, cut into 1/2-inch-thick rounds
• 2 teaspoons canola oil
• Chipotle-Marinated Pork Tenderloin, grilled (see related recipe link below), thinly sliced and cut into strips
• 1/4 cup nonfat sour cream
• 1/4 cup prepared salsa
• 4 6-inch or two 10-inch flour tortillas, preferably whole-wheat, warmed (see Tip)