Bento Japan

For meat filling, cook ground beef and onion in a skillet until meat is cooked and union is tender. Drain off excess fat; stir in remaining ingredients.
For pastry, combine Crisco mix and sauerkraut in a bowl. Add sauerkraut liquid, a tablespoon at a time, mixing with a fork until dry ingredients are moistened. Shape into a ball.
Preheat oven to 400ºF.
Roll dough to 1/8-inch thickness on a lightly floured surface. Cut with a floured 2-3/4-inch round cutter. Place on ungreased cookie sheets.
Spoon 1 teaspoon Meat Filling onto each round. Moisten half the edge of each round with water. Fold pastry in half and press edges together with fork to seal. Prick top of each pastry with fork.
Bake at 400ºF for 15 to 18 minutes or until lightly browned.