BBQ Ox Heart Sandwich Recipe

Ingredients

• 4 white bread rolls, something with a bit of chew
• 1/2 ox heart, trimmed
• 1 small onion, sliced into thin wedges
• 1 tbsp of olive oil
• capers, 1 small handful
• cornichons, 1 small handful
• 1 garlic clove
• 6 anchovy fillets
• flat-leaf parsley, 1 large handful, leaves picked
• 1 handful of basil, leaves picked
• 1 handful of mint, leaves picked
• 1 tbsp of wholegrain mustard
• 2 tbsp of red wine vinegar
• 6 tbsp of olive oil
• pepper
• 1 pinch of sugar