Grind the chocolate in a food processor until it reaches the consistency of coarse meal, about 30 seconds.
Bring the cream to a boil in a small saucepan over medium heat. Add the cream to the food processor and process until smooth, about 10 seconds.
If not using right away, transfer the ganache to a bowl, cover, and refrigerate. To reheat, warm it gently in a double boiler or in the microwave.