8skewers, metal or water-soaked bamboo,
2large red onions, peeled and cut into 4 wedges each, separated,
2lbs.sirloin steak, 1 1/2 inch thick, cut into 1 1/2 inch cubes,
2medium zucchini squash, cut into 1-inch thick slices,
2large portobello mushrooms, cut into 4 wedges each,
1Thread skewers with onion, steak cube, squash, mushroom, and pepper; repeat order depending on length of skewers. Season with salt and pepper; baste with olive oil.
2Prepare grill for cooking on Medium- High. Grill skewers 8 to 10 minutes, flipping once, or until desired doneness.
Calories: 320, Total Fat: 11g, Saturated Fat: 4g, Sodium: 140mg, Carbohydrates: 14g, Dietary Fiber: 3g, Protein: 47g