9 grilled sandwiches with caramelized onions and cheese Recipes

butter or 3 tbsp margarine, softened, sweet onion, sliced and separated into rings, brown sugar, pumpernickel bread, stone ground mustard, muenster cheese

olive oil, onions, thinly sliced, red wine vinegar, dark brown sugar , packed, caraway seed, smoked sausage , fully cooked, such as white bratwurst or 3 chicken-apple sausages, rye bread, dijon mustard, gruyere cheese, thinly sliced, butter, room temperature

leftover grilled steak , cut into 1/4-inch slices, sour cream, dijon mustard, prepared horseradish (more if desired), worcestershire sauce, salt and pepper, crumbled blue cheese, olive oil or 1 tbsp butter, onion, peeled and sliced thin, mixed salad green (optional), crusty rolls

olive oil, onions, thinly sliced, red wine vinegar, dark brown sugar, caraway seeds, fully cooked smoked sausages (such as white bratwurst or chicken-apple), rye or pumpernickel bread, dijon mustard, gruyere or emmenthal cheese, thinly sliced, butter, room temperature

extra virgin olive oil, onion, thinly sliced, unsalted butter, room temperature, country white bread or 4 slices sourdough bread, 1/3-inch-thick, smoked ham, thinly sliced, divided, gouda cheese, thinly sliced, divided, frisee , torn into bite-size pieces (about 2 large handfuls)

olive oil, onions, thinly sliced, red wine vinegar, dark brown sugar, caraway seeds, fully cooked smoked sausages (such as white bratwurst or chicken-apple), rye or pumpernickel bread, dijon mustard, gruyere or emmenthal cheese, thinly sliced, butter, room temperature

onion, thinly sliced, reduced-calorie wheat bread, dijon mustard, gruyere cheese, shredded