Wash, peel, and cut sweet potatoes into 2-inch pieces.
Add sweet potatoes and water to the instant pot.
Close the lid and select MANUAL. Choose HIGH PRESSURE for 9 minutes.
Once cooked, quick release the pressure and let the potatoes cool slightly.
Drain the liquid and let the potatoes rest a few minutes to ensure they're well drained. Add the butter, cinnamon, and brown sugar. Mash until smooth adding warmed milk, as needed.
NOTES:
*Leftover mashed sweet potatoes can be kept in the refrigerator in an airtight container for up to 4 days.
*Freeze cooled sweet potatoes in a zippered bag for up to 4 weeks.
Source:
spendwithpennies.com