1 pkg. (2 layer) yellow cake mix
1 pkg. (4 serving) Jello lemon pudding
1 c. (1/2 pt.) sour cream
1/3 c. oil
4 eggs

Or pudding included cake mix.

Combine cake mix, pudding mix, sour cream, oil and eggs in large mixer bowl. Blend at low speed of electric mixer just to moisten, scraping side of bowl often then beat 3 minutes at medium speed. Pour batter into 10" tube pan lined on bottom with paper. Bake at 350 degrees for 55 minutes or until cake springs back when lightly touched. Cool in pan 15 minutes. Remove from pan and finish cooling on rack. Use glaze over warm cake.