INGREDIENTS
2
slices (1/2-inch-thick) sourdough, multigrain or another hearty bread
4
slices thick-cut bacon, cooked crisp
4
slices Cheddar
1/2
Granny Smith apple, cored, sliced thin
Roasted Red Onion Mayo, recipe follows
Butter
1
medium red onion, chopped
2 tsp
olive oil
Salt and pepper
1
-cup mayonnaise