Lamb Kofta with Tahini Sauce

Name: Lamb Kofta with Tahini Sauce
Ingredients: 400 grams lamb mince; 400 grams beef mince or veal mince; 1 brown onion; 2-3 clove garlic depending on size; 3 tbsp sesame seeds; 1-2 tsp chilli flakes (adjust according to taste preference); 1 and 1/2 tsp ground cinnamon; 1 tsp ground cumin; 1/2 tsp ground nutmeg; 1 tsp salt; 1 tsp pepper; coconut oil or olive oil, for frying Tahini Sauce; 1/2 cup tahini (hulled); 1 lemon; 1-2 cloves garlic depending on size; 2 tbsp extra virgin olive oil; salt and pepper to season