Preheat oven to 350 degrees. Line a 9 x 13 inch pan with foil. Grease foil lining.
Mix together flour, brown sugar and baking powder in large bowl. Cut in butter with pastry blender or 2 knives (in crisscross fashion) until mixture resembles coarse crumbs. Add oats, 1/2 cup coconut and pecans; mix well. Press 1/2 the mixture into pan.
Sprinkle chocolate over crust. Spread jam over choclate. Press remaining batter over top. Bake 25 to 30 minutes or until lightly brown. Cool. Makes 32 bars, 1 bar each.