How To Make A Macaroni And Cheese Pie With A Bacon Lattice... complete recipe on the site. To assemble: Preheat 425°F. Fill pre-baked pie crust with homemade mac 'n' cheese with crumbled bacon mixture. Weave 8 bacon slices (4 in one direction and 4 in the other). Spread brown sugar with fingers onto bacon strips. Bake 15 min til bacon is cooked. Serve warm.