Ключевые слова: balsamic vinegar, caramelised, caramelised onion, caramelized, caramelized onion, chef, cook, cooking, cooking utensil, fry, frying, frying pan, ingredient, kitchen, nonstick, nonstick pan, oil, olive oil, onion, onion marmalade, rapeseed oil, recipe, saute, sauteed, sauteing, shallot, shallow fry, simmer, slow cook, soften, translucent, vegetable oil,