Caramelized Onion without gruyere greens

8 potatoes 8 slices bacon 1 large onion 2 tablespoons butter 1 tablespoon brown sugar chives (optional, sort of) 1/2 cup mayonnaise 1 tablespoon mustard 1[...]

1/4 cup butter , cubed 2 large sweet onions , thinly sliced 1/4 teaspoon crushed red pepper flakes 1/8 teaspoon salt 8 garlic cloves , minced 2 cups grape[...]