Udon Noodles - These Japanese wheat-flour noodles can be purchased either fresh or dried. They are often used in soups.

Ugli Fruit - A Jamaican fruit with loose, yellow-green skin. The fruit is thought to be a cross between the tangerine and the grapefruit with a grapefruit-orange flavor.

Unmold - To remove molded food from its container.

Unsalted Butter - Butter which contains no salt. Unsalted butter is more perishable than butter with salt.

Unsaturated Fat - A kind of fat that is in liquid form at room temperature.

Unsweetened Baking Chocolate - You don't eat unsweetened chocolate. It has no added sugar and is generally composed of 55% cocoa butter and 45% chocolate mass from the bean. It has an intense chocolate flavor that has to be tempered by sugar and other ingredients.

Upright Chicken Roaster - A vertical, cross-braced metal stand used to roast poultry; prevents poultry from cooking in its own drippings.

Upside-Down Cake - An upside-down cake is generally made by first covering the bottom of the baking pan with butter, sugar, and arranged fruit. A cake batter is then poured over the fruit. The baked cake is inverted onto a serving plate, which makes the fruit bottom the top of the cake.