Quick and Easy Pork Fajitas

Bahan-bahan (4 porsi)

• 1 medium onion
• 3 bell peppers (red, yellow, green, or orange)
• 1 pound pork tenderloin (or lean pork, cut into strips)
• 1 tablespoon fresh lime juice
• 3 tablespoons olive oil (divided)
• 1 ½ tablespoons fajita seasoning (or seasoning mix below)
• 8 flour tortillas (or corn tortillas, 6-inch)
• toppings as desired