INGREDIENTS
125 g
plain flour
55 g
butter divided into cubes
2 tbsp
cold water
salt
Herbs de provence (optional)
2
red onions finely sliced
1 tbsp
olive oil
1 tbsp
butter
2 tbsp
sugar
2 tbsp
balsamic vinegar
Salt and pepper
1
egg
100 milliliters
milk
85 g
goat's cheese, crumbled
75 g
Boursin cheese, crumbled