Lemon Crumb Bars extraordinaire

• 1 (18 1/4 ounce) box lemon cake mix
• 12 cup cold butter, cut in slices
• 1 egg, lightly beaten
• 2 cups crushed saltines (1 sleeve)
• 3 egg yolks
• 1 (14 ounce) can sweetened condensed milk
• 12 cup lemon juice
• 1 teaspoon lemon zest

1. Preheat oven to 350F.
2. Spray 9x12 baking dish with cooking spray.
3. In mixing bowl combine cake mix, sliced butter,egg and lemon zest.
4. Use pastry cutter or 2 knifes to combine until crumbly.
5. Work in the cracker crumbs.
6. (I use my hands at this point.)
7. Remove 2 cups for topping.Press remainder over the bottom of prepared pan.Bake for 18-20 minutes until edges are lightly browned.
8. Remove from oven, but do not turn the oven off.
9. In small mixing bowl combine condensed milk, lemon juice and egg yolks.
10. Pour over the crust and sprinkle with reserved crumbs.Return to oven.
11. Bake 20-25 more minutes until lightly brown around the edges.
12. Cool on wire rack.
13. cut into 24 bars.
14. Store in refrigerator.

lemon cake mix, cold butter, egg, saltines, egg yolks, condensed milk, lemon juice, lemon zest

Taken from www.food.com/recipe/lemon-crumb-bars-extraordinaire-357054 (may not work)