35 mins
In a mixing bowl whisk together all marinade ingredients.
Place steak into a gallon size resealable bag. Pour marinade over steak then seal bag while pressing out excess air and massage marinade over steak. Transfer to refrigerator and allow to marinate 3 - 6 hours.
Preheat a grill over medium-high heat to about 425 degrees.
With veggies on cutting board, drizzle with oil and lightly toss to coat. Sprinkle veggies evenly with garlic powder and season with salt and pepper.
To assemble kebabs, layer steak and veggies onto kebabs in desired order, working to fit 4 steak pieces onto each kebab.
Brush grill grates lightly with oil. Place kebabs on grill and grill until center of steak registers about 140 - 145 degrees for medium doneness, turning kebabs occasionally, about 8 - 9 minutes.
Serve warm.
