Kielbasa With Klass with cider

3 tablespoons olive oil , divided 1 large yellow onion , thinly sliced 1 lb frozen potato and cheddar pierogies, do not thaw 1 lb kielbasa , sliced, any[...]

1 head white cabbage , finely shredded 1 cup cider vinegar 3 cups water 1 tablespoon salt 1 tablespoon fennel seed 1 Kraut:. 2 Combine all ingredients in a[...]