Peel the sweet potatoes.

Boil the sweet potatoes for 20 minutes or until mashable.

Drain the sweet potatoes.

Mash the sweet potatoes and let cool in a large bowl.

Add the milk to the mashed sweet potatoes after they have cooled off enough.

Sprinkle in the lemon juice and cinnamon.

Add the flour in bit by bit to make a firm dough.

Shape the dough into egg-size balls.

Place the dough balls in a greased pie pan or cookie sheet.

Bake at 450F or 220C for 15-25 minutes or until set.

Cool before serving.