Mussels in Doom Bar beer sauce recipe

Ingredients

• 2 kg Cornish mussels
• 300 ml Doom Bar or a bitter ale of your choice
• 200 g unsalted butter
• 2 tbsp chopped curly parsley
• 1 tbsp tarragon
• 2 cloves of garlic, lightly crushed
• 1 carrot, finely diced
• 2 banana shallots, finely diced
• 1 stick of celery, finely diced
• 1 bay leaf