Easy classic pudding lemonade cake recipe from the 70s - Click Americana

Ingredients

• 1 package (2-layer size) lemon cake mix
• 1 package (4 serving size) Jell-O lemon flavor instant pudding
• 4 eggs
• 1 cup water
• 1/4 cup oil
• 1/2 cup lemonade flavor drink mix
• 1/2 cup water
• 2 tablespoons melted butter or margarine
• 2 cups confectioners sugar