Plaice with Butter Curry Sauce

Ingredients

• 6 x 200g portions of plaice, skinned
• 1 tbs veg oil
• 1 tbs butter
• 2 onions, peeled and sliced
• 25ml veg oil
• 2 cloves garlic, peeled and crushed
• 1 tbs ginger paste
• 600g tinned crushed tomatoes
• 3 fresh tomatoes, chopped
• 4 curry leaves
• 1 green and red chilli sliced
• 200ml double cream
• 1 tsp ground cumin
• 1 tbs garam masala
• 1 tsp chilli flakes
• 1 tsp ground coriander
• 1 lemon (juice only)
• Salt and pepper
• Fresh coriander