Keep warm in a double boiler, for no more than 15 minutes.

We saw this as a chance to increase business even further and decided to invest in a larger boiler.

But the heavy heating oil used in industrial boilers is a different story.

Melt the chocolate over hot water in a double boiler.

In traditional boilers this plane has been formed by secondary air.

Place glaze ingredients in a double boiler over low heat.

Warm a small pot of honey in a double boiler over low heat.

Melt the chocolate in a double boiler over low heat and keep warm.

One way that water might get into the chocolate is melting it in a double boiler.

Melt the chocolate and butter together in a double boiler, about 10 minutes.