1/2 cup water
2 tbsp mashed potatoes (optional)
1/2 tsp salt
2 cups flour
1 small onion
3 tbsp butter
chopped cooked beef
chopped mushrooms, cooked (optional)
salt & pepper
How to prepare
Mound flour on kneading board. Beat egg with water and salt slightly and carefully pour into mound of flour. Mix and add the mashed potatoes. Knead until dough becomes elastic. Cover closely with warm bowl and let stand about 10 minutes. For easier handling, divide the dough in half. Roll our very thing, cut in 2″ squares.
Run cooked beef through grinder. Chop onion fine and lightly brown in butter. Add chopped mushrooms and fry very slowly. Add meat and seasoning. Cool before using.
Place half tsp of filling a little to one side on each squares. Moisten edge with water. Fold over and press edges together. Join the two upper corners. Drop into salted boiling water and cook until they float to top.