Yes, there are all kinds of honey ferments you can make with various fruits and vegetables including apple, pear, cherries, blueberries, pomegranate, mango, peach, plum, onion, peppers, etc. You can also use dried fruits like dates and figs. Though you'll need to add an additional 3% water (based on the weight of the fruit), to raise the water content to the necessary level to start fermentation.