MostaJulie Salad

1-1/2 cups oil
1-1/2 cups white vinegar
1-1/2 cups sugar
1/4 cup chopped onions
1 teaspoon salt
1-1/2 teaspoon pepper
2 teaspoons prepared liquid mustard
1 teaspoon garlic salt
2 teaspoons chopped fresh parsley
1 pound mostaccioli noodles (cooked)
1 cucumber diced
2 tomatoes cut into small pieces
1 - 6 oz. can black olives
Mix first group of ingredients together using a whisk and pour over the noodles and fresh vegetables. Refrigerate overnite before serving.