Cover pastry cream and chill about hour, or nest bowl in ice water and stir until cool, about minutes.. 큰 볼에 휘핑 크림을 넣고 믹서를 고속으로 돌리면서 부드러운 봉우리가 생길 때까지 휘핑합니다. Gently stir the whipped cream into the cool pastry cream.