Welsh rarebit butter over the bottom of a plate, lay the cheese on, pour in two or three spoonfuls of white wine, cover it with another plate, set it over a chafing-dish of hot coals for two or three minutes, then stir it till it is done and well mixed. You may stir in a little mustard; when it enough lays it on the bread, just brown it with a hot shovel. Served with an egg on top, a Welsh rarebit is known as a "buck rabbit" or a "golden buck". Welsh rarebit blended with tomato (or tomato soup) is known as
Active ingredient as salicylic acid in willow bark or arecoline in areca nuts), because the word "ingredient" in many minds connotes a sense of human agency (that is, something that a person combines with other substances), whereas the natural products present in plants were not added by any human agency but rather occurred naturally ("a plant doesn't have ingredients"). In contrast with the active ingredients, the inactive ingredients are usually called excipients in pharmaceutical contexts. The main excipient that serves as a medium for conveying the active ingredient is usually called the vehicle. Petrolatum and mineral oil are common vehicles. The dosage