Hearts of cos with blue cheese and bacon Recipe | Food Network UK

Ingredients

• Blue Cheese Dressing, recipe follows
• For blue cheese dressing:
• 2 Tbsp minced fresh flat-leaf parsley
• 1/4 tsp celery seeds
• 1/2 tsp salt
• 1/2 tsp Worcestershire sauce
• 1 Tbsp freshly grated lemon zest
• 1 shallot, peeled
• 120ml buttermilk
• 115g crumbled blue cheese
• 240g mayonnaise
• For salad:
• Salt and freshly ground black pepper
• 2 hearts cos lettuce
• 1 large egg
• 8 strips good-quality streaky bacon