Harissa spaghetti recipe

Ingredients

• 1 x 227/8oz package chickpea spaghetti (we recommend Banza)
• 3 tbsp olive oil
• 5 cloves garlic, peeled and grated
• 1 x quarter tsp red pepper flakes
• 1 tbsp onion powder (optional)
• 800 g cherry tomatoes, halved
• 1 tbsp dried oregano (optional)
• 1 tbsp dried parsley (optional)
• 1 pinch each salt and freshly ground black pepper
• 3 tbsp double-concentrated tomato purée (paste)
• 2 –3 tbsps harissa paste, plus additional to taste
• 65 g chopped basil, plus additional for serving