Homemade Pizza

Homemade Pizza

1 package (1/4 ounce) active dry yeast 1 teaspoon sugar 1-1/4 cups warm water (110º to 115°) 1/4 cup vegetable oil 1 teaspoon salt 3-1/2 cups all-purpose flour 1/2 pound ground round 1 small onion, chopped 1 can (15 ounces) tomato sauce 1 tablespoon dried oregano 1...