Mackerel escabeche - wilfriedscooking

Ingredients

• 1/2 red onion, sliced
• 2 cloves of garlic, sliced
• 1/2 green or red bell pepper (optional)
• 1/2 cup rice vinegar or similar
• 1 tbsp sugar
• 1/4 cup water or white wine
• 2 tsp soy sauce
• pepper and salt to taste
• 1 tbsp sliced ginger
• 2 tbsp olive oil
• 2 mackerel filets
• 2 tbsp oil