Black loose leaf tea with flavouring. It's the aromatic natural oils of the bergamot that gives Earl Grey its distinctive flavour. Strength No.01 Only the highest quality tea leaves are used to create each blend of Tesco Finest tea. They're sourced from the world's lushest tea gardens, renowned for their exceptional flavours. Each blend is then perfectly balanced to bring out its characteristic flavour profile. Our tea master ensures every blend is of the same great quality. A delicate blend of black tea, infused with the flavour of bergamot oil for a distinctive hint of citrus.