- 1 Liter Everclear
- 6 grapefruits, peeled
- 2 grapefruits, zested
- 8 Ounces water
- 22 Ounces simple syrup, to taste
Combine the Everclear, grapefruit peels, water, and simple syrup to taste in a container. Let sit for 30 days, and add the grapefruit zest. Let sit for another 15 days. Filter the limoncello (using a permanent coffee filter or cheesecloth strainer), and bottle.