Portobello cheeseburger with Beemster 30+ Old
Main course. 4 persons. Preparation 30 min. Ingredients 3 sprigs rosemary 4 sprigs thyme 4 tbsp. olive oil 4 portobello mushrooms 3 red onions 4 slices Beemster 30+ Old 4 vegetable rolls spinach 1 tbsp. mustard 50 g butter lettuce...