Cook sausage and chopped onions in a skillet over medium heat until browned, breaking up sausage as it cooks.
Drain off excess fat; cool slightly.
In medium size bowl combine baking mix and sausage mixture.
Pour in milk and stir with a fork just until evenly moistened.
Turn out on an ungreased baking sheet.
With floured hands, pat into an 8-inch round and cut in eighths with a sharp knife.
Sprinkle instant onion and oregano over the top.
Bake at 400ºF for 20 minutes.
Cool 5 minutes and serve warm.
Variation: Add a little grated cheese to baking mix.
