Grilled Gruyère and Sweet Onion Sandwiches
I like this sandwich. Heck I loved it. Is is an OMG? No, but it is a very tasty way to have an easy dinner. The inside out grilled cheese is a better way to cook the sandwich, (and a better sandwich too) but the fillings were good. Grilled Gruyère and Sweet Onion Sandwiches 3 tablespoons unsalted butter, softened 1 tablespoon extra-virgin olive oil 1 large onion, halved and thinly sliced crosswise (4 cups) Salt and freshly ground pepper Eight 1/2-inch-thick slices of whole-grain bread Dijon mustard 8 ounces imported Gruyère cheese, thinly sliced 2 half-sour pickles, thinly sliced lengthwise In a deep skillet, melt 1 tablespoon of the butter in the oil. Add the onion, cover and cook over high heat, stirring once or twice, until softened, about 5 minutes. Uncover and cook over moderate heat, stirring occasionally, until the onion is very tender and caramelized, about 25 minutes longer. Add water to the skillet as necessary, 1/4 cup at a time, to prevent the onion fro