Italian Sausage Quiche
["1 lb. Italian sausage, browned and drained (mild or hot)", "1 pkg. thawed Stouffer's spinach souffle", "2 beaten eggs", "3 Tbsp. milk", "1/2 c. sliced mushrooms", "3/4 c. grated Swiss cheese"]
["Combine sausage with other ingredients.", "Pour mixture into deep dish 9-inch pie shell or individual petite shells.", "Bake at 350\u00b0 for approximately 40 minutes."]
["Italian sausage", "souffle", "eggs", "milk", "mushrooms", "Swiss cheese"]