1. В В Simmer all sauce ingredients in a medium saucepan over medium heat until honey is dissolved (2 to 4 minutes).
Transfer sauce mixture to a blender and process until smooth (about 15 seconds).
Strain the sauce through a fine-mesh strainer; you should end up with ½ cup of sauce. Spoon sauce into six four-ounce ramekins and refrigerate until chilled (about 20 minutes). 2. В В While the sauce is chilling, whisk tapioca flour, coconut milk, lemon zest and juice, vanilla, and salt together in a large metal bowl until smooth.
Set bowl over a large saucepan of barely simmering water, making sure that the water does not touch the bottom of the bowl.
Whisk until thickened. Immediately pour through a fine mesh strainer.
Chill strained mousse for 10 minutes. 3. В В Spoon mousse evenly into chilled ramekins on top of sauce, cover tightly with plastic wrap, and refrigerate until chilled and set (six to eight hours).
Serve chilled.