Preserved sardines with heirloom tomatoes and pickled onion - SALIFE | InDaily, Inside South Austral

Ingredients

• 1 purple onion (the darker the better), peeled and sliced into rings
• 1 cup apple cider vinegar
• 1 cup water
• 1 tsp salt
• 1 tsp peppercorns
• 1 bay leaf
• 1 tsp fennel seeds
• 500g cleaned sardine trunks or fillets
• 1L water
• 35g salt
• 1L apple cider vinegar
• 4 cloves garlic, peeled and sliced
• ½ bunch parsley, roughly chopped (stem included)
• 500ml olive oil
• 1kg heirloom tomatoes, sliced