Twice-baked bread is a type of bread that has been baked twice, usually with a crunchy outer layer. The most common types of twice-baked bread are RUSK, ZWIEBACK, zwiebach, brusselsbicuit, and brusselsbiscuit. RUSK is a type of biscuit made from bread dough that has been baked twice, resulting in a dry, hard texture. ZWIEBACK is a type of sweetened bread that has been baked twice, resulting in a crisp texture. Zwiebach is a type of sweetened bread roll that has been baked twice, resulting in a crunchy texture. Brusselsbicuit is a type of biscuit made from a dough of flour, sugar, butter, and eggs that has been baked twice, resulting in a crunchy texture. Brusselsbiscuit is a type of biscuit made from a dough of flour, sugar, butter, and eggs that has been baked twice, resulting in a crunchy texture.