1 pkg. Lemon Supreme cake mix
1 (3.4 oz.) pkg. lemon instant pudding mix
4 eggs
1/2 c. water
1/2 c. Key Lime juice
1/2 c. vegetable oil
2 c. powdered sugar
1/4 c. Key Lime juice

Combine first 6 ingredients; beat 2 minutes at medium speed with mixer. Pour batter into greased, floured 13 x 9 x 2 inch pan. Bake at 350 degrees 35 minutes, let cake cool in pan on wire rack. Combine powdered sugar and 1/4 cup Key Lime juice; drizzle over cake. Cut into squares. 15 to 18 servings.