Fish and Vegetable Pie

Ingredients

• 1 kg potatoes – peeled and chopped
• 10 ml – butter
• milk (optional)
• 1 kg Fish (butterfish/yellowtail/dorado/snoek)
• 1 leek – chopped
• 1 onion – Chopped
• 100g button Mushrooms – Sliced
• 100g sweetcorn kernels
• 100g peas
• 1 Bunch of Spinach – Finely chopped
• 3 tomatoes – Skinned and chopped
• 1 tbsp olive oil
• Vegetable salt to taste