Heat oven to 350 degrees
Spread marshmallows into a lightly greased & floured 13"x9"x2" baking pan. Set aside. In a large mixing bowl, combine cake mix, water, lemon juice, oil, eggs & lemon peel. Beat on low speed with an electric mixer until moistened. Increase speed to medium. Beat 2 minutes. Fold in coconut. Slowly pour over marshmallows in pan. Using a 1 1/2 inch cookie scoop or tablespoon, drop lemon filling evenly over dough. Bake for 35-40 minutes or until toothpick inserted in center comes out clean. Cool. Cut into squares. Makes 20 cake squares.
Note: Cake may be dusted with powdered sugar if desired.