9 burgers balsamic onions ketchup Recipes

red onions , cut crosswise into 1/3- to 1/2-inch-thick rounds, olive oil, coarse kosher salt, coarsely ground black pepper, balsamic vinegar, ketchup, chopped chipotle chiles from canned chipotles in adobo * plus 2 tbsp adobo sauce from can, more) balsamic vinegar, ground beef (15% to 20% fat), coarse kosher salt, thick slices sharp cheddar cheese, english muffins or hamburger buns, split, cut sides grilled, tomato slices (optional), fresh spinach leaves

red onion , cut crosswise into 1/3 to 1/2 inch rounds, olive oil, kosher salt, fresh coarse ground black pepper, balsamic vinegar, ketchup, chopped chipotle chilies , from canned chipotle chilies in adobo, adobo sauce , from can, balsamic vinegar, lean ground beef (15%-20% fat), coarse kosher salt, sharp cheddar cheese (thick slices), english muffins or 6 large hamburger buns, split & grilled, tomatoes, fresh spinach leaves

balsamic vinegar, olive oil, fresh salt and pepper, portabella mushroom cap (without stem ), red onion, sliced in 1/2 in slices, black beans, mashed, canned chick-peas, mashed, roasted red pepper, diced small, garlic cloves, minced, carrot , grated on box grater, egg, breadcrumbs, ketchup, fresh basil, chopped finely, fresh parsley, chopped finely, crushed red pepper flakes

extra-virgin olive oil, kosher salt, freshly ground black pepper, lean ground buffalo or bison, grated parmigiano-reggiano cheese (about 1/4 cup), hamburger buns, toasted, baby arugula, red onion, balsamic ketchup

tomato sauce, salt and pepper, crushed garlic, aged balsamic vinegar, light brown sugar, dried oregano, extra virgin olive oil, divided, carrot, chopped, onion, chopped, cremini mushrooms, chopped, fresh thyme, garlic cloves, finely chopped, salt and pepper, dried mushrooms , all porcini (1 small handful) or 1/3 cup mixed mushrooms (1 small handful), cooked brown lentils, cooked quinoa (for nuttier burgers) or 1 1/2 cups cooked cold couscous (for softer burgers), drained chickpeas, toasted pine nuts (or sliced almonds), currants or 1/4 cup chopped raisins, egg, provolone cheese, ciabatta or other crusty roll, split and lightly toasted, arugula, dressed lightly with lemon juice and extra virgin olive oil

vegetable oil, onion, chopped, green onion, chopped, sambal oelek , to taste, soy sauce, tomato ketchup, brown sugar, allspice, ground coriander, garlic clove, crushed, ground lean pork, sausage meat, freshly ground salt & pepper, mayonnaise, sweet chili sauce, hamburger buns, halved, sliced tomato, salad leaves, balsamic vinegar, extra virgin olive oil

garlic, kosher salt, balsamic vinegar , plus 1 tsp, worcestershire sauce, hot sauce, lean 93% ground turkey meat, lean ground sirloin, olive oil, onion, thinly sliced, freshly ground black pepper, whole-wheat buns or pita bread, toasted, lettuce, tomatoes, mustard, ketchup