Sweet Potato Crust Pizza

Pizza Bases

• 350 g dried chickpeas
• 500 g water
• 2 - 3 sweet potatoes (approx. 300-350 g), peeled, diced (2-3 cm)
• 1 tsp bicarbonate of soda
• ½ - 1 tsp dried mixed herbs, to taste
• 1 tsp fine sea salt

Tomato Sauce

• 1 garlic clove
• 80 g onions, quartered
• 20 g olive oil
• 400 g tinned chopped tomatoes
• 30 g tomato purée
• ¼ tsp dried oregano
• ¼ tsp fine sea salt
• ⅛ tsp ground black pepper
• 100 g Cheddar cheese, grated
• 60 g pepperoni, or topping of choice