Lemon Shortbread Cookies From "The Simply Great Cookbook"

Yield:	1 Servings
Categories:	Cookies, Bars

1 3/4	c	Flour
1/2	c	+2 TB. sugar
1		Cooked egg yolk; finely shredded
6	oz	Cold unsalted butter
1		Raw egg yolk
		Zest of 1/4 lemon
1	tb	Lemon juice