Raisin cake grapes." Some recipes in the United States circa the early 1900s utilized lard as an ingredient, which could be used instead of butter. Boiled raisin cake is a type of raisin cake whereby various ingredients are first boiled, after which the batter is placed in cake pans then baked. It is sometimes prepared with the omission of some standard cake ingredients, such as butter, eggs or milk. Boiled raisin cake may have a moist consistency. The cake dates back to the time of the American Civil War (1861–1865), when it was prepared in frontier areas using the Dutch oven. Basic
Blue cake is baked. Blue cake is made only by professional bakers from a dough of flour, butter, water and salt. Several layers of butter are rolled into the dough with a special rolling machine ("tourage"), after which the dough is cut into roundels of pastry 6 cm thick and 25 cm or more in diameter. These are cut with decorative patterns, brushed with eggs and baked at 220 °C for 20 minutes. The mostly orally transmitted recipes differ among local bakers, who as of the 2000s are producing the cake in the third or fourth generation. The amount of butter used,