Step 1

1 In a large liquid measuring cup with a spout, stir together the espresso, sugar, vodka and coffee liqueur until combined

Step 2

2 Pour the mixture into a 9-by-13-inch dish and transfer to the freezer for 1 hour

Step 3

3 Remove from the freezer, stir with a fork to break up the forming ice crystals and return to the freezer

Step 4

4 Check the granita every 30 minutes, scraping with a fork each time, until it becomes icy all over, about 2 hours

Step 5

5 When ready to serve, in a cold, dry bowl, using a handheld mixer (or in a stand mixer bowl with a whisk attachment) beat the heavy cream on high speed until stiff peaks form, about 2 minutes

Step 6

6 Place a few teaspoons of the whipped cream on the bottom of a martini glass (or use another type of glass if you don’t have martini glasses)

Step 7

7 Spoon the granita on top and top with additional whipped cream

Step 8

8 Garnish with a few espresso beans, if using

Step 9

9 Repeat with remaining granita and cream, and serve immediately