Turkey keema curry

Name: Turkey keema curry
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Cuisine: Asian, Indian
Ingredients: 1 tbsp vegetable oil; 500g turkey breast mince; 1 onion, finely chopped; 3 cloves garlic, finely chopped; a thumb-sized piece ginger, finely chopped; 2 green chillies, finely chopped; 2 tsp ground cumin; 2 tsp ground coriander; 1 tsp ground turmeric; 400ml chicken stock; 250g frozen peas; a small bunch coriander, finely chopped; ½ lemon, juiced; 4 rotis, warmed; 200g cherry tomatoes, halved; 1 onion, thinly sliced; a thumb-sized piece ginger, finely grated