Strawberry Cream Cake

Bahan-bahan (12 porsi)

• 4 large eggs (separated)
• 1 box white cake mix
• ½ cup vegetable oil
• 1 box strawberry Jell-O (3 ounces)
• ¾ cup chopped fresh strawberries (finely chopped)
• ½ cup sour cream
• ¼ cup milk
• 8 ounces whipped topping* (thawed)