18 ounces package mushrooms, cleaned and cut in half
1package multi-colored peppers(cleaned and cut into 1 inch pieces)
1large red onion(cleaned and cut into 1 inch pieces)
1-2tablespoonsolive oil
Salt and pepper to taste
Instructions
In a small bowl, whisk together the balsamic vinegar, soy sauce, Worcestershire sauce, olive oil, rosemary, garlic, Dijon mustard, black pepper, and onion powder.
Cut the sirloin into 1-inch pieces and place the steak in a large resealable bag.
Pour marinade over steak, seal bag and place in refrigerator to chill at least 30 minutes or up to 8 hours.
Remove steak from bag and discard excess marinade.
Thread the marinated steak, mushrooms, peppers, and red onion onto skewers, alternating the ingredients as you go.
Drizzle olive oil over the assembled kabobs and season with salt and pepper to taste.
Heat grill to medium-high heat (approximately 425 degrees Fahrenheit).
Place kabobs onto hot grill and cook for 4-5 minutes per side.
Remove from grill and serve immediately. Enjoy!
Notes
Skewers - if using wooden skewers, soak in water at least 30 minutes before using. If using metal skewers, handle with care using a hot pad. Refrigerate any leftovers in an airtight container for up to 5-6 days.