Lamb Kebabs, Shish Kebabs, a Turkish recipe from the Worldwide Gourmet

Ingredients

• - 1 kg (2 1/4 lb.) boneless Lamb, excess fat removed and cut into cubes
• - 1 onion, coarsely chopped
• - 2 tbsp. olive oil
• - Juice of 1/2 lemon
• - 1 large tomato, cut into wedges
• - 1 green pepper, seeded and cut into wedges
• - 2 tbsp. heavy cream or yogurt
• - Salt and pepper