Spinach Lasagna
["1 (1 1/2 oz.) pkg. spaghetti sauce mix", "1 (6 oz.) can tomato paste", "1 (8 oz.) can tomato sauce", "1 3/4 c. water", "2 eggs, beaten", "1 (16 oz.) carton Ricotta or large curd cottage cheese", "1/2 tsp. salt", "1 (10 oz.) pkg. frozen chopped spinach, thawed and drained", "1/2 c. grated Parmesan cheese, divided", "1 (8 oz.) pkg. cooked lasagna noodles", "1 (8 oz.) pkg. sliced Mozzarella cheese"]
["Combine spaghetti sauce mix, tomato paste, tomato sauce and water in a medium saucepan.", "Bring to a boil over low heat. Remove from heat."]
["spaghetti sauce mix", "tomato paste", "tomato sauce", "water", "eggs", "cottage cheese", "salt", "Parmesan cheese", "cooked lasagna noodles", "Mozzarella cheese"]