Yellow Raisins

1 cup assorted pitted olives, 1 T chopped fresh rosemary, ¼ cup golden raisins, 1 T olive

10 T butter, divided, 1 cup of celery, chopped, 1 cup leeks, chopped (just the white parts),

2 cups whole milk plain yogurt, 1 shallot, finely minced, 1 clove garlic, finely minced, 1

1 large head of cauliflower, cut into 2, 6 T olive oil, divided, Kosher salt and fresh ground