Mix first 5 ingredients together and blend until smooth. Spread in bottom of 9 or 10 inch pie plate or quiche pan. Spread pizza sauce over cream cheese layer; then pepperoni; then green onion; then green pepper. Bake in 350 degree oven for 20 minutes or until bubbly. Remove from oven and spread mozzarella cheese over top. Return to oven and bake 5 minutes more. Serve hot with dippers.