You might need to add a bit more cornstarch and milk when thickening your gravy. If your grocery store has a sale on cheaper cuts of meat, you can use a variety of cuts of beef for this recipe.

Cut onions in half and place in an ovenproof casserole pot. Drizzle the oil and season with salt. Cover with a lid and bake in a 180°c oven until soft – about an hour. Remove skin and chop onions.

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