Makes 8 mini or 4 large burgers
- 500g Welsh Beef, minced
- 2 tsp English mustard
- 1 clove of garlic, crushed
- 1 egg yolk
- salt and cracked black pepper
- 80g Gorgonzola piccante, crumbled
- 2 tbsp mayonnaise
- 8 mini or 4 large burger buns
- salad leaves, to serve
- 1 large red onion, sliced
- small knob of butter
- 1 tbsp brown sugar
- 2 tbsp balsamic vinegar
Mix beef, 1 tsp mustard, garlic and egg yolk together. Season and form into 16 flat patties.
Sandwich two patties with 1 tsp Gorgonzola and press the edges to form a tight seal. Chill for 30 minutes.
Fry onions in butter until soft. Stir in sugar and balsamic vinegar and cook for 1-2 minutes until caramelised.
Barbecue, griddle or grill burgers until cooked through.
Mix mayonnaise and mustard and spread on each burger bun. Top with salad leaves, Gorgonzola burger and onions.