How long does chocolate mousse take to set?

The time it takes for chocolate mousse to set depends on several factors such as the recipe and the refrigeration temperature. Generally, it can take anywhere from 3 to 4 hours for chocolate mousse to set properly in the refrigerator. Some recipes may require a longer setting time, while others may set faster.

Here's a general guideline for setting chocolate mousse:

1. Chilling time before whipping: Before whipping the cream and folding it into the chocolate mixture, let the chocolate mixture cool completely. Refrigerate the mixture for at least 30 minutes to 1 hour.

2. Whipped cream: Make sure the cream is whipped to stiff peaks before folding it into the chocolate mixture. Properly whipped cream will help stabilize the mousse and contribute to its overall texture.

3. Folding: Gently fold the whipped cream into the chocolate mixture until fully combined. Over-mixing can cause the mousse to lose its airy texture.

4. Refrigeration: Transfer the mousse to serving glasses or bowls and refrigerate for at least 3 hours, preferably overnight. This allows the mousse to set properly and develop its full flavor and texture.

5. Serving: When ready to serve, the mousse should be firm but still have a light, airy texture. If it's not set enough, it may require additional refrigeration time.

Remember that the exact setting time may vary depending on the recipe, ingredients used, and the specific refrigeration temperature. It's always a good idea to check the recipe instructions and adjust the refrigeration time as needed.