Roasted Sweet Potatoes With Walnut Parsley & Garlic

Ingredients

• 1-1.2 kg sweet potatoes (2.5 lbs. / 4-5 medium sweet potatoes, peeled and cut in halves or quartered wedges, depending on size)
• 2-3 tablespoons olive oil
• 1.5 teaspoons sea salt
• 1/2 cup raw walnuts
• 1 large clove of garlic (peeled and roughly diced)
• 1/2 long red chilli (roughly sliced)
• Handful of fresh parsley (about 10 g / 0.5 oz.)
• Pinch of salt
• Zest of 1/2 lemon