Heat oven to 350F. Butter 8-cup souffle dish. Make 4" bead of triple thickness aluminum foil 2" longer than circumference of dish; butter one side. Extend depth of dish by securing foil band, buttered side in, around outside top of dish.

Pour 1 pkg (12 oz) frozen spinach souffle, thawed into dish. Top with 2 pkg (12 oz each) frozen cheese souffle, thawed. Bake 1 hour or until knife inserted halfway between edge and center comes out clean. Serve immediately. Carefully remove foil and divide souffle into sections with 2 forks.

5 of 6 servings