Strawberry Ooey Gooey Butter Cake

1 (18.25 ounce) box strawberry cake mix
1/2 cup butter, softened
4 large eggs, divided
1 (8 ounce) package cream cheese, softened
1 pound confectioners' sugar
3/4 cup chopped fresh strawberries
Garnish: sweetened whipped cream, strawberries

Heat oven to 350 degrees F. Lightly grease a 9 x 13-inch baking pan.

In a large bowl, combine cake mix, butter and 1 egg. Press mixture into bottom of prepared pan.

In a separate large bowl, beat cream cheese and 3 eggs at medium speed with an electric mixer until smooth. Gradually beat in confectioners' sugar until combined. Stir in strawberries. Spoon mixture over cake mixture.

Bake for 25-40 minutes or until center is set. Cool completely; cut into squares to serve.

Garnish with sweetened whipped cream and strawberries, if desired.