Combine flour, sugar, baking powder, baking soda, and salt. Cut in butter till mixture resembles coarse crumbs.
Combine 1/2 c of the mixture, raisins, brown sugar, and cinnamon. Set aside
Beat milk and egg into remaining flour mixture. Spread half the batter in greased 8x8x2" baking pan. Top with raisin mixture. Spoon on jam. Top with remaining batter
Bake 350° 35-40 minutes. Cool, dust with powdered sugar. Cut into squares.
Recipe submitted by Dobie on 10/27/00