cabbage and mushroom galette

Ingredients in this Recipe

1 hard cooked egg, chopped
1 large onion, finely diced
1 tablespoon chopped dill or 1 teaspoon dried
1 teaspoon chopped tarragon or 1/2 teaspoon dried
1 teaspoon chopped thyme or 1/2 teaspoon dried
1 teaspoon tarragon vinegar
1/4 cup chopped parsley
1/4 cup sour cream or yogurt
2 tablespoons butter
4 ounces fresh shiitake mushrooms, stems discarded, caps thinly diced
6 cups thinly sliced cabbage, preferably Savoy, or 4 cups cabbage plus 2 cups other greens, such as beet, chard, or kale
salt and freshly milled pepper

See Full Recipe at Smitten Kitchen