Step 1Combine the cream, milk, sugar and fleur de sel in a medium bowl and whisk to blend well. Add the green tea powder and whisk to fully incorporate.
Step 2Whisk in the rose petals, cherries and chocolate.
Step 3Transfer the mixture to an ice cream maker and freeze according to the manufacturer's directions. Store the ice cream in the freezer, tightly covered, for up to 1 week.