Heat oven to 350°F. Beat cake mix, butter and egg in ... cup sugar and lemon peel until smooth. Spread over ... refrigerate for 8 hours before serving.
Heat oven to 325 degrees. ... blended. Stir in lemon peel and juice, spread in ... remove pan. Cool cake completely. Spread glaze over top ... until of desired consistency.
Ingredients: 13 (buttermilk .. eggs .. flour .. juice .. peel .. soda ...)