Homemade Falafel (Air Fryer or Deep Fried)

Name: Homemade Falafel (Air Fryer or Deep Fried)
Prep time: 20 min
Cook time: 10 min
Total time: 30 min
Cuisine: Middle Eastern
Ingredients: 1 cup dried chickpeas soaked overnight; 1 cup parsley; 1 cup cilantro (coriander); 10 mint leaves; 4 green onions; 1 garlic clove; 2 tablespoons flour - I've used chickpea flour; 1 teaspoon cumin; ½ teaspoon baking powder; 2 tablespoons water; Salt and pepper to taste; Oil for frying; 1 heaped tablespoon tahini; ½ lemon squeezed; 1-2 tablespoon cold water; Pinch of salt