Homemade Seekh Kebab

Ingredients

 * 2 cups keema (minced mutton/lamb/beef)
 * 1 tbsp vinegar
 * 2 tbsp chopped fenugreek leaves or 2 tsp dried
 * ½ tsp garlic paste
 * ½ tsp ginger paste
 * 1½ tsp salt
 * ¼ tsp powdered black pepper
 * ¼ tsp garam masala
 * 2 tbsp chopped coriander leaves
 * 1 tsp finely chopped green chillies
 * skewers to make the kababs
 * oil for brushing
 * some chaat masala, onion rings and lemon wedges for garnish