1largeyellow onion , chopped in large chucks slightly large than beef cubes
In a large bowl whisk together canola oil, garlic, yogurt, cumin, salt, pepper and hot sauce. Reserve half the marinade, in a covered bowl, and refrigerate. Add beef cubes to remaining marinade, cover and refrigerate for anywhere from 30 minutes to overnight.
Preheat grill pan or outdoor grill to medium high heat. Be sure to oil the grill surface before grilling the kebabs.
Thread beef cubes and onion pieces onto skewers, alternating 3 pieces of beef and onion per skewer. Set aside extra beef cubes for Round 2 recipe. Place skewers on the grill pan and cook 3 to 4 minutes on each side for medium-rare.