Step 2: Add lemon zest and juice.
Step 4: Add food coloring, & spread into pan.
(will be sticky texture!). Bake for 30-35 minutes.
Step 5: Cool in pan for 15 minutes
Step 6 : Make Glaze-combine powdered sugar, lemon juice, and zest.
Step 8: Microwave white chocolate chips and a little shortening.
Drizzle over glaze. Cut into bars, and serve.