Tetley Earl Grey Tea Bags make a rich, indulgent tea with a delicate aroma and refreshing flavouring. Tetley tea is brilliant, it refreshes and restores millions of people every day all around the world. Earl Grey tea is best enjoyed black with a slice of fresh lemon. Milk is rarely added to Earl Grey tea. Earl Grey Tea is made from black tea and the essence extracted from the aromatic skin of the sour citrus fruit from the bergamot tree.