Baked flan is a type of dessert that can be made with either a CUSTARD or QUICHE base. The term 'baked flan' is used to describe a dish that is made with a pastry crust and filled with either a CUSTARD or QUICHE mixture. The crossword solutions for the term 'baked flan' are 'QUICHE' (6 letters) and 'CUSTARD' (7 letters). QUICHE is a savory tart made with eggs, cream, and other ingredients, while CUSTARD is a sweetened mixture of milk, eggs, and sugar. Both QUICHE and CUSTARD can be used as the filling for a baked flan.