Please choose the correct solution to the question: To quickly chill custard,

Solution1: fill a bowl larger than the saucepan halfway with water, place the saucepan into the larger bowl, and stir the custard with a spatula until cool.

Solution2: fill a bowl larger than the saucepan halfway with ice, place the saucepan into the larger bowl, and stir the custard with a spatula until cool.

Answer format: solution1/solution2