INGREDIENTS
3/4 cup
1/4-inch-thick sliced shallots, thick sliced
1/2
Apple
2 cups
Arugula
1 tsp
Thyme, fresh leaves
2 tbsp
Lemon juice, fresh
1
Kosher salt and freshly ground black pepper
2 tbsp
Olive oil, extra-virgin
1
thick 4 1/2-inch-thick slices White bread, country-style
4 tbsp
Butter, unsalted
8 oz
Gruyere