Made Fresh Daily. At Slice Pizzeria and Pasta in Horseshoe St. Louis Hotel & Casino you can enjoy pizza by the slice or share a pie with friends or indulge in baked cheese ravioli and baked ziti. The piping-hot pizza and flavorful pasta dishes are good to the last bite – and always prepared the same day. Whether you’re feeling a meat lover’s, veggie or everything pie your tastebuds will thank you.