Babarcoa Lamb Lasagne

Ingredients

• Bone in lamb shoulder approx. 2kg
• 2 tablespoons ground cumin
• 2 tablespoons ground coriander
• 1 tablespoon chilli powder
• 1 tablespoon oregano
• 1 tablespoon salt
• 1 tablespoon garlic powder
• 3 dried ancho chillies
• 1 tablespoon chipotle paste
• 4 garlic cloves
• 1 tablespoon ground cumin
• 1 teaspoon ground cinnamon
• 2 tablespoons light brown sugar
• 2 tablespoons cider vinegar
• 1 teaspoon salt
• 2 tablespoons tomato puree
• 500ml water
• 500ml beer
• 500ml whole milk
• 40g butter
• 20g plain flour
• 2 tablespoons cream cheese
• 1 bay leaf
• Salt
• pepper
• Lasagne sheets
• 250g mozzarella sliced thinly
• Parmesan for grating
• Handful fresh basil
• Extra virgin olive oil or truffle oil