Baked Ziti with Sausage with oregano

1 tablespoon olive oil 1/4 yellow onion , finely chopped 12 ounces Italian sausages 3 cups ground tomatoes 2 teaspoons dried oregano , crumbled 2 teaspoons[...]

1 (16 ounce) package dry ziti pasta 1 pound mild Italian sausage 1 (15 ounce) container ricotta cheese 1 egg 1 large yellow onion, minced 2 teaspoons minced[...]

olive oil 2 tablespoons olive oil 1 large onion , cut into small dice 6 garlic cloves , minced 1 1/2 lbs hot Italian sausage , removed from its casing and[...]