Wondering how to make a 4th of July slab pie? Celebrate your favorite summer holiday with our star-spangled pie recipe. This easy-prep dish comes together with Pillsbury™ Pie Crust and fresh fruit flavors for a refreshing treat. If you're looking to make it fancy, top this 4th of July berry slab pie with pie crust stars to add a dazzling touch. No matter how you serve this, we think it won't last long.