Place raisins in a small bowl. Cover with boiling water; let stand for 5 minutes. Drain and set
aside.
Combine apple butter and raisins. Spread over croissant bottoms; replace tops. Cut each croissant
into 3 pieces; place in a greased 13×9-in. baking dish.
In a large bowl, combine the eggs, milk, sugar, vanilla and salt. Pour over croissants; let stand for
30 minutes or until bread is softened.
In a small bowl, combine the flour, brown sugar and salt. Cut in butter until mixture resembles
coarse crumbs. Sprinkle over top.
Bake, uncovered, at 350° for 50-60 minutes or until a knife inserted in the center comes out
clean. Serve warm. Refrigerate leftovers.