Complex sentence: In Macau, the snack has been one of the most popular specialty products, especially near the Ruins of the Cathedral of St. Paul, streets are packed with 10 to 20 stores, all selling different flavors of almond biscuits next to one another.
Split into simpler sentences: In Macau, the snack has been one of the most popular specialty products. Especially near the Ruins of the Cathedral of St. Paul, streets are packed with 10 to 20 stores, all selling different flavors of almond biscuits next to one another.