Secrets to Morning Buns

Ingredients:

DOUGH
3cups all-purpose flour
1tablespoon sugar
1envelope (2 1/4 teaspoons) instant or rapid-rise yeast
3/4teaspoon salt
24tablespoons unsalted butter, cut into 1/4-inch-thick slices and chilled
1cup sour cream, chilled
1/4cup orange juice (see note), chilled
3tablespoons ice water
1 large egg yolk
FILLING
1/2cup granulated sugar
1/2cup packed light brown sugar
1tablespoon grated orange zest
2teaspoons ground cinnamon
1teaspoon vanilla extract
See full recipe at http://www.americastestkitchenfeed.com