Toasted Gruyere, Golden Onion, and Apple Sandwiches

Yield: 1 Servings
Categories:
1tbOlive oil
1lbOnions; sliced thin
2tsChopped fresh rosemary leaves or 1/4 teaspoon dried; crumbled
2tsWhite-wine vinegar
4Oval slices rye bread
1/2Granny Smith apple
1/4lbThinly sliced Gruy?re cheese; (use a cheese plane if possible)
Advertisement