Preheat oven to 350 degrees. Cream butter and brown sugar in a large bowl until light and fluffy. Add flour and nuts. Blend until the mixture resembles crumbs and set aside 3/4 cup, press the remaining mixture into the bottom of an 8" square pan. Bake for 15 minutes. Combine the sugar and the cream cheese in a medium bowl and beat until smooth, add the egg, milk, lemon juice and vanilla, beating well. Spread the cream cheese mixture over the baked crust. Sprinkle the reserved 3/4 cup of crumbs over the top. Bake for 25 minutes. Cool for 1 hour in the refrigerator and cut into bars.
Cream butter and sugar until smooth. Add egg yolk, mix well. Sift flour with cinnamon and salt. Add flour mixture to butter mixture. Mix lightly but thoroughly, use hands. Spread in even layer on medium size cookie sheet. Smooth surface. Beat egg white slightly. Spread egg white over top of cookie. Sprinkle with nuts. Press nuts into dough. Bake 275 degrees 45 - 50 minutes Cut while hot.