Brown sausage, onions and bell peppers in heavy skillet.Drain.Line baking dish with 3/4 of the sausage mixture.Combine eggs and sour cream.Season to taste.Pour over sausage mixture.Bake @ 350 degrees until eggs are semi-set.Stir egg mixture and top with remaining sausage.Bake until eggs are firm.Serves 4 to 6.