Steps
- Beat 2 cups of very cold heavy cream, 397g of chilled sweetened condensed milk, and 1 cup of thawed cooked grated ube, squeezed dry and chilled, on low speed until thickening.
- Increase to medium speed and beat for 8-10 minutes, until stiff peaks form, adding 3 drops of ube extract while beating.
- Fold in 1 cup of macapuno preserves, rinsed and well drained. Transfer to a 9 × 5in / 23 × 13cm loaf pan, press plastic wrap against the surface, and freeze for at least 6 hours, until firm.