Potato Pierogi

1 c cooked mashed potatoes (or sub cooked mashed sweet potato, dasheen, or tannia)

Dough
1 c flour
¼ c water
1 t baking powder
1 T oil
1 t salt

Topping
1 onion small diced
3 T margarine

Mix all dough ingredients and roll out dough to 1/8”. Cut out rounds with a glass or other round shape. Sauté diced onion in margarine till golden brown. Add 1/3 of sautéed onions to potatoes then put a spoon of potatoes on half of each circle of dough. Fold over dough and pinch round edge shut. Add pierogi to boiling salted water and cook until they float and turn white. Add pierogi to cooked onions and margarine and cook until pierogi brown on the edges and center. Serve hot!