Simplify the following text for a Grade 8 native English-speaking person.
Original: In 1798 , he was formally apprenticed to Sylvain Bailly , a famous pÃ cents tissier with a shop near the Palais-Royal .
Simplified: In 1798 , he was apprenticed to Sylvain Bailly , a famous pÃ cents tissier ( cake baker ) with a shop near the Palais-Royal .