Falafel with Garlic Tahini Sauce

Tahini is a Middle Eastern sesame seed paste you can find
in most grocery stores.
Ingredients: 

For the tahini sauce:225 g tahini 
(seasame seed paste)1/2 a tin of chickpeas, 
drained and rinsedjuice  of 1 lemon
2 garlic cloves, chopped
5ml sea salt
2.5ml cayenne pepper

For the falafel:
1/2 a tin of chickpeas, drained350g lamb mince
50ml spring onions, white and light-green parts only, finely chopped
2 garlic cloves, finely chopped 
1/2 cup finely chopped fresh coriander
60 g finely chopped parsley
5ml sea salt
5ml ground coriander
5ml ground cumin
2.5ml ground black pepper
A large pinch cayenne
125 ml olive oil

Method:

To make the sauce, combine ingredients in a food processor.
As you purée, add chickpeas and 170ml of water through feed tube until mixture is smooth.
Taste and adjust seasoning if necessary. Sauce should be thinner than hummus.
For the balls, in a large ball, mash chickpeas with a potato masher or fork.
Add remaining ingredients and mix well with your hands until well blended.
Form into 2 cm balls.
Heat oil in a large skillet over medium-high heat until shimmering.
Cook balls in batches for 5-6 minutes, turning occasionally until golden-brown and just cooked.
Transfer to a plate lined with paper towels.
Drizzle with sauce and serve immediately.