1. Preheat oven to 350 degrees
2. Spray 15x10x1 baking pan with non-stick cooking spray
3. In a large bowl, cream butter and sugar
4. Add eggs, one at a time, beating well after each addition
5. Stir in vanilla
6. In a small bowl, combine flour and salt
7. Add to creamed mixture
8. Evenly spread about 3 cups of dough into baking pan
9. Spread pie filling over batter evenly
10. Drop remaining batter by teaspoon over the top
11. Bake for 30 – 35 minutes or until a toothpick inserted in the center comes out clean
12. Cool on rack
13. Combine the ingredients for the glaze and drizzle over cooled bars.
14. Cut and serve.
15. Store leftovers in airtight container.

NOTE:if you add the vanilla the glaze is a bit darker, if you want the glaze to be bright white, use clear vanilla extract