01 -
In a saucepan, stir together blackberries, sugar, vinegar, lemon juice, and salt. Heat it up until it boils. Lower heat and let it simmer, mushing the berries as it cooks for 7-10 minutes. Let it cool off.
02 -
Cut the brie into slices about ½ inch thick.
03 -
Set a skillet over medium heat, making sure it's hot enough to melt the cheese steadily.
04 -
Spread butter on one side of four bread slices. Put them in the pan with the buttered side touching the pan. Add thyme and brie slices on top of the bread.
05 -
On the other four slices of bread, spread blackberry jam thickly. Lay those slices, jam side facing down, on top of the cheese.
06 -
Butter the top of each sandwich, turn them over, and toast until crispy and the cheese inside is gooey.
07 -
Rest for a moment, then carefully slice in half with a sharp knife.