Ultimate Crêpes Suzette

INGREDIENTS

• 100g plain flour
• 1 tbsp golden caster sugar
• 2 large eggs
• 1 tbsp sunflower oil
• 300ml semi-skimmed milk
• splash of beer , about 2 tbsp (optional)
• 100g butter
• 100g golden caster sugar
• 150ml freshly squeezed orange juice (about 12 large oranges)
• 2 tsp finely grated orange zest
• 1 tsp finely grated lemon zest
• 3 tbsp Grand Marnier
• 2 tbsp cognac