3 new hot dog cart onion sauce Recipes

vegetable oil, onions, sliced very thinly, ketchup, water, salt, cinnamon

canola oil, onions, halved and thinly sliced, ancho chile powder, ground cinnamon, ketchup, hot sauce, kosher salt, freshly ground black pepper, roasted garlic, coarsely chopped, grilled red peppers, peeled, seeded and diced, extra-virgin olive oil, red wine vinegar, chopped fresh flat-leaf parsley, plus leaves for garnish, kosher salt and freshly ground black pepper, all-beef kosher hot dogs, canola oil, freshly ground black pepper, soft poppy seed or regular hot dog buns, dijon mustard