Italian Sausage Kebab - Cantella's

Ingredients

• 1 pound fresh Italian sausage links (cut into thirds)
• 1 large onion (cut into wedges)
• 2 green (bell) peppers (cut into eighths)
• 2 fresh, ripe tomatoes (cut into eighths)
• 1/2 pound fresh mushrooms (whole)
• 1/4 cup of olive oil
• 1 tablespoon of red wine vinegar