INGREDIENTS
2 tbsp
Dill, fresh
2
lbs Heirloom tomatoes, mixed
1
bunch Scallions
1 tbsp
Dijon mustard
1 tbsp
Lemon juice, fresh
1 tbsp
All-purpose flour
1
Kosher salt and freshly ground pepper
1/4 cup
Olive oil, extra-virgin
2 tbsp
White wine vinegar
4
thick slices Italian bread
3/4 cup
Gruyere cheese, grated