Welsh Beef smashed burgers with crispy shoestring onions – Eat Welsh Lamb and Welsh Beef

Ingredients

• 800g PGI Welsh Beef mince
• Seasoning
• 4 tbsp mayonnaise
• 2 tbsp ketchup
• 1 tsp yellow mustard
• Pinch of garlic powder
• Crispy lettuce
• 4 slices of large tomato
• Pickled gherkins, sliced
• 4 bread buns of your choice
• Butter (to spread on buns)
• 4 slices of cheddar cheese
• 1 onion, finely sliced
• 2 eggs, beaten
• 2 tbsp milk
• 125g plain flour
• Oil, for frying