Bolognese Pinwheels

Yield:	6 Servings
Categories:	Cookies, Italian

1	c	Unsalted butter, room temperature
1	c	Plus 2 tablespoons sugar
2	lg	Eggs
2 1/2	c	Unbleached all purpose flour
2 1/2	ts	Baking powder
1	pn	Of salt
1	c	Thick fruit jam *
1		Egg yolk beaten with 2 teaspoons milk (glaze)