Strawberry White Chocolate Gooey Bars

"If you need an easy, 5-ingredient recipe that’s goofproof and will be an automatic hit, look no further than these gooey bars. The strawberry base is soft and chewy, there are white chocolate chips for extra texture, and sweetened condensed milk peeks through the top. Don’t follow the directions on the cake mix because you’re not making cake – so follow my directions below. Make sure to allow them to cool for a few hours (overnight if you can plan ahead) if you want nice clean squares...."