Roast marinated spatchcock - Poultry

Ingredients

• 4 spatchcocks, about 500g each
• Salt
• Freshly ground white pepper
• Olive oil
• 1 tbsp chopped parsley
• 1 tbsp chopped tarragon
• 1 tbsp chopped chervil
• 1 tbsp chopped chives
• 1 tbsp Dijon mustard
• 2 tbsp chopped eschalot or spanish onion
• 2 tbsp tomato ketchup
• 1 tsp red-wine vinegar
• 200ml extra-virgin olive oil
• 1 tbsp Worcestershire sauce
• 1 tsp Tabasco sauce
•