Gouda Spinach Strata With Italian Sausage

In a medium skillet, fry 3/4 pound bulk Italian sausage over medium heat, stirring up to break up lumps, until no longer pink, 12 to 15 minutes. Drain off fat. Butter an 8 or 9-inch baking dish. Butter 6 slices of French sourdough bread. Fit 3 ...