Yee Haw! These here are the best flavors this side of the Rio Grande and the Rio Bravo! John Wayne Casserole invokes the Western film star’s storied career with Southwestern spices and flaky, buttery biscuits. With a layer of tender beef and a cheesy, creamy topping, your taste buds are in for a wild ride! John Wayne Casserole is the Undefeated!