1 pound lean ground beef
1 (15 ounce) can tomato sauce 1 cup black olives, pitted and sliced
1/4 cup grated Parmesan cheese 1 teaspoon seasoning salt
1 teaspoon garlic powder 1/2 teaspoon dried oregano
1 (16 ounce) package mostaccioli pasta
2 teaspoons butter, softened 1 cup shredded mozzarella cheese