Loaded Lamb Sweet Potato Fries

Ingredients

• 500 g 10% fat lamb mince
• 2 large sweet potatoes (peeled)
• ½ medium red onion (peeled and sliced)
• 3 garlic cloves (peeled and crushed)
• 10 pitted green olives (quartered)
• 4 tsp harissa paste
• 1 tsp ground coriander
• 1 tsp ground cumin
• 1 tsp chilli powder
• 1 tsp paprika
• 2 tsp dried oregano
• ½ tsp onion powder
• 80 g baby plum tomatoes (diced)
• 80 g cucumber (diced)
• 10 g fresh mint (finely chopped)
• 90 g fat-free Greek yoghurt
• ½ lemon (juiced)
• 30 g reduced-fat feta cheese
• salt
• pepper
• low-calorie cooking spray